Bard W24LBPA Multi-Tec Wall-Mount Air Conditioner Instruction Manual

June 7, 2024
Bard

W24LBPA Multi-Tec Wall-Mount Air Conditioner

REPLACEMENT PARTS MANUAL

MULTI-TEC® Wall-Mount Air Conditioner
Models:
W18LBPA W24LBPA W24LBPB W24LBPF

Contents

Description

Page

Cabinet Components Exploded View ……………………………………… 2 Usage List …………………………………………… 3
Functional Components Exploded View ……………………………………… 4 Usage List …………………………………………… 5
Control Panel Layout View …………………………………………. 6 Usage List …………………………………………… 7
Blower Assembly Exploded View ……………………………………… 8 Usage List …………………………………………… 8
Freecooling Components Exploded View ……………………………………… 9 Usage List …………………………………………… 9

Description

Page

Freecooling Air Hood Exploded View …………………………………….. 10 Usage List ………………………………………….. 10
Freecooling Damper Motor Exploded View …………………………………….. 11 Usage List ………………………………………….. 11

General Notes
Revised and/or additional pages may be issued from time to time.
A complete and current manual consists of pages shown in the contents section.
Important
Contact the installing and/or local Bard distributor for all parts requirements. Make sure to have the complete model and serial number available from the unit rating plates.

Bard Manufacturing Company, Inc. Bryan, Ohio 43506
www.bardhvac.com

Manual: 2110-1457C

Supersedes: 2110-1457B

Date:

4-19-21

Page

1 of 11

CABINET COMPONENTS

1

2

32

3 31

4

5 29
6 28
7 27
8 26

25
10 24
11 23
12 22
13

14 15

33 17 18 19 20 21

SEXP-946 B

Manual 2110-1457C Page 2 of 11

CABINET COMPONENTS

W18LBPA W24LBPA, -B W24LBPF

Dwg No.
1 1 1
2 2 2 3 3 4 4 4 5 6 6 6
7 7 7 8 9 10 11 12 12 12
13 13 13
14 14 14 15 17 17 18 18 19 19 20 20 22 22 22
23 23 23
24 24 24 25 25 25 26 27 28 29 29 29 30 31 32 33 33 33 NS NS

Part Number
113-141- 113-361 k 113-141-4 S507-311- S507-317 k S507-318
S123-131 S123-142 k
S509-445 S509-449 k S509-447
105-1302 S501-935- S501-998 k 501-943 S543-175- S543-185 k S543-184
113Y480
137-259
S132-104
113-140 S153-218 S153-405 k S153-387 S533-228- S533-235 k S533-236 118-124- 118-140 k 118-139
Control Panel Assembly
S536-176 S536-878 k
127-468 127-537 k
125-080 125-082 k
S521Y528 S521-562 k 118-102- 118-107 k 118-112 S553-537- S553-547 k S553-548 S553-538- S553-551 k S553-552 S514-240- S514-236 k S514-237
121Y480
105Y850
137-694
S501-936-* S501-999 k S501-946
147-044
S111Y032
135Y127
109-444 109-448 k 109-446
BOP-2
5252-033

Description
Top Rain Flashing Top Rain Flashing Top Rain Flashing
Top Top Top Drain Pan Drain Pan Upper Back Upper Back Upper Back Grommet Retainer Right Side Right Side Right Side
Right Side Cover Plate (Outer) Right Side Cover Plate (Outer) Right Side Cover Plate (Outer) Filter Bracket Fill Plate Control Panel Cover (Inner) Bottom Mounting Bracket Disconnect Access Door Disconnect Access Door Disconnect Access Door
Control Panel Cover (Outer) Control Panel Cover (Outer) Control Panel Cover (Outer)
Side Grille Side Grille Side Grille See Control Panel Assy. Drawing & Parts List Assy. Cond. Partition Block Off Plate Cond. Partition Block Off Plate Lower Base Lower Base Fan Shroud Fan Shroud Condenser Partition Condenser Partition Condenser Grille Condenser Grille Condenser Grille
Vent Option Door Vent Option Door Vent Option Door Filter Door Filter Door Filter Door
Upper Front Upper Front Upper Front Blower Partition Side Support Bottom Evaporator Fill Left Side Left Side Left Side Evaporator Support Outlet Air Frame Assembly Heat Shield Lower Back Lower Back Lower Back Blank Off Plate Bard Nameplate

XXX XXX XXX
XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX
XXX XXX XXX 222 XXX XXX XXX XXX XXX XXX
XXX XXX XXX
222 222 222 XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX
XXX XXX XXX
XXX XXX XXX
XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX

EXterior cabinet parts are manufactured with various paint color options. To ensure the proper paint color is received, include the complete model and serial number of the unit for which cabinet parts are being ordered.

k Exterior cabinet parts are manufactured from stainless steel Code “S” Exterior cabinet parts are manufactured from aluminum Code “A”

Manual 2110-1457C

Page

3 of 11

FUNCTIONAL COMPONENTS
2 3

7

4

5

6

10

8

9

11

12

Manual 2110-1457C Page 4 of 11

1 14
13 SEXP-945

FUNCTIONAL COMPONENTS

W18LBPA W24LBPA W24LBPB W24LBPF

Dwg No. 1 1
2 2 2 2
3 3
4
5
6
7
8 8
9 9
10
11
12 12 12 12
13 13 13 13
14 14 14 14 14
NS
NS
NS
NS
NS
NS
NS
NS

Part Number S900-363-002 S900-363-001
917-0381BX 917-0382BX 917-0353BX 917-0354BX
800-0458 800-0481
1171-023
1171-024
1171-022
8103-028
8200-001 8200-050
5151-033 5151C033
CMC-31
CMA-37
8000-433 8000-434 8000-435 8000-436
5051-205BX 5054-205BX 5051-204BX 5054-204BX
7004-011 7003-032 7004-025 7004-059 7004-061
8406-142
8406-140
5201-021
5451-024
6031-009
1171-070
1171-068
1171-069

Description Blower Assembly Blower Assembly
Evaporator Coil with Distributor Assembly Evaporator Coil ­ Coated with Distributor Assembly Evaporator Coil with Distributor Assembly Evaporator Coil ­ Coated with Distributor Assembly
Distributor Assembly Distributor Assembly
1/4″ Receptacle
1/4″ Turn Retainer
1/4″ Turn Fastener
Condenser Motor
Fan Motor Mount Stainless Steel Fan Motor Mount
Fan Blade Coated Fan Blade
Dirty Filter Switch Kit
Modulating Low Ambient Control (Screw On) k
Compressor Compressor Compressor Compressor
Condenser Coil Condenser Coil ­ Coated Condenser Coil Condenser Coil ­ Coated
Air Filter 1″ Throw-Away (16x25x1) Air Filter 1″ Washable k (16x25x1) Air Filter 2″ Pleated k (16x25x2) Air Filter 2″ Pleated ­ MERV11 k (16x25x2) Air Filter 2″ Pleated ­ MERV13 k (16x25x2)
High Pressure Switch (Screw On)
Low Pressure Switch (Screw On)
Filter Drier
Tubing Isolation Grommet
Coremax Valve Core
Filter Door Clip
Filter Door Screw
Filter Door Screw Retainer

XXX X
X X
XXX XXX
X XXX
XXXX
XXXX
XXXX
XXXX
XXXX XXXX
XXXX XXXX
XXXX
XXX
X X X X
X X
XXX XXX
XXXX XXXX XXXX XXXX XXXX
XXXX
XXXX
XXXX
XXXX
XXXX
2222
2222
2222

NS ­ Not Shown ­ Used with stainless steel cabinet option k ­ Optional on these models

Manual 2110-1457C

Page

5 of 11

CONTROL PANEL

2

1

19

9

18

17

26

11 13
12

14

15

4

7

16

6

8

5

21

25

3

27

22

21

16

20

23

10

Manual 2110-1457C Page 6 of 11

29

20

24 28

SEXP-883 A

CONTROL PANEL

W18LBPA W24LBPA W24LBPB W24LBPF

Dwg No. Part Number

Description

1

117Y137

Control Panel Top

2

117Y395

Control Panel

3

135-122

Wire Shield

4

8201-130

Blower Relay

5

3020-004

Communications Sheathed Cable

6

8201-126

3 Phase Line Monitor 50/60 Hz

7

8201-130

Alarm Relay

8

8201-164

Compressor Control Module

9

8301-057

Filter Switch w/Adjustment

10

8301-068-001* UPC3-MULTI-TEC 2.0.0

11

8401-035

11

8401-038

Contactor 3-Pole 25 Amp Contactor 2-Pole 40 Amp

12

8401-039

Aux. NC Contact

13

8407-048

Transformer 208/240-24 75VA

14

8607-013

Terminal Block 2 Term. 240V

15

8607-017

Terminal Block 240V 2 Terminal

16

8607-037

Terminal Block 4 Position

17

8607-041

Park Terminal

18

8611-006

Ground Terminal

19

8611-140-1200 2-1/4″ x 1″ Cable Duct x 12″

20

8611-147

3-Pin Circuit Board Connector

21

8611-148

4-Pin Circuit Board Connector

22

8611-149

9-Pin Circuit Board Connector

23

8611-185

8-Pin Circuit Board Connector

24

8611-189

35MM DIN Rail 9″

25

8611-192

Small 3-Pin Circuit Board Connector

26

910-1935

Evap. Temp. Sensor Assembly

27

8611-183

3-Pin Circuit Board Connector

28

8611-150

DIN Rail Terminal Block

29

8552-046

29

8552-047

29

8552-002

Compressor Capacitor Compressor Capacitor Outdoor Motor Capacitor

NS

3000-1224

Compressor Plug/Harness

NS

3000-1231

Compressor Plug/Harness

NS

8615-035

NS

8615-036

NS

8615-056

NS

8615-067

Circuit Breaker 20A 2 Pole (Opt.) Circuit Breaker 25A 2 Pole (Opt.) Circuit Breaker 15A 3 Pole (Opt.) Toggle Disconnect (Opt.)

NS

4207-107

NS

4207-108

NS

4207-207

NS

4207-602

Wiring Diagram Wiring Diagram Wiring Diagram Wiring Diagram

NS

8301-075

USB Micro Cable Female to Male

XXXX XXXX XXXX XXXX XXXX
XX XXXX XXXX XXXX XXXX
XX XX
XX XXXX
X XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX X
X XX
XX XX
X X X X
X X X X
XXXX

  • Replacement part will have a letter attached to the end of the part number to designate software version (Example: 8301-068-001A). A software upgrade of all PLCs onsite (units and controllers) should accompany any PLC replacement. Latest revisions of software, change log and instructions are available on the Bard website at http://www.bardhvac.com/software-download/
    Circuit breakers listed are for units without electric heat, “0Z” models. Hot gas bypass models not available without electric heat. See heater replacement parts manual for units with electric heat.
    NS = Not Shown

Manual 2110-1457C

Page

7 of 11

BLOWER ASSEMBLY

6 1 2 3 4

5

3

2

1

10 9 8 7

SEXP-944

S900-363-001 S900-363-002

Dwg No.
1 1 1 1 2 3 4 5 6 7 8 9 10

Part Number
S8105-064-0147 S8105-064-0148 C8105-064-0147 C8105-064-0148 151-115 144-183 5152-092 5152-093 105-1061 5451-011 8200-031 103-435 113-761

Description
Programmed Blower Motor & Control (230/208V) Programmed Blower Motor & Control (230/208V) Programmed Control Only (230/208V) Programmed Control Only (230/208V) Housing Cutoff Wheel 9-6 CW Wheel 9-6 CCW Back Brace Grommets Motor Mount Front Brace Motor Control Bracket

X X
O O
22 XX XX XX XX 66 XX XX XX

Manual 2110-1457C Page 8 of 11

FREECOOLING COMPONENTS

20 6
5 12
7 8 1

Dwg. No.
1 2
3
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NS

Part Number
137-742 137-747
S101-979
S137-876 S101-978 S105-1344 S139-325 S137-866 S137-744 141-433 8602-044 S1921-067-0800 S1921-067-1004 S1921-067-0802 S1921-067-2010 8408-044 1012-052 1012-210 113-541 113-542 113-543 137-748 8602-040 536-664

22

19

18

2

4
9 21 15
3

17 16

15 13 10
15
7 13
14

15
15 14
11 9
SEXP-859 A

Description
Lower Front Partition Lower Rear Fill
Right Side
Upper Rear Partition Left Side Blade Seal Angle Blade Upper Front Partition Lower Rear Partition Blade Support 1/4 x 9″ Rod 29-9/16″ Damper Blade Seal 13″ Damper Blade Seal 10-11/16″ Damper Blade Seal 29-3/8″ Damper Blade Seal Sensor 10K Ohm Curve J w/ 5/16″ Clip Hex Head Bolt 5/16 – 18×1-3/4″ 0.0005 Zinc w/ Yellow Chromate 5/16″ Nut 0.0005 Zinc w/ Yellow Chromate Sensor Bracket Filter Bracket Filter Bracket Upper Rear Fill Rod Bracket Condenser Cover Plate Assembly

Manual 2110-1457C

Page

9 of 11

FREECOOLING AIR HOOD
8 6
9 7
6

10 1

4

5

3 2
SEXP-752A

Dwg. No.

Part Number

Description

1

115-285-*

1

115-292 k

1

115-293

2

113-545-*

2

113-569 k

2

113-570

3

S127-494-*

3

S127-563 k

3

S127-503

4

7003-080

5

S101-984-*

5

S101-1033 k

5

S101-1013

6

105-1346

6

105-1346 k

6

105-1370

7

553-667-*

7

553-711 k

7

553-702

8

S107-345-*

8

S107-355 k

8

S107-356

9

553-613

9

553-634 k

9

553-631

10

S101-873-*

10

S101-997 k

10

S101-882

920-0390

920-0391

920-0392

920-0421

920-0408

Hooded Front Door Hooded Front Door Hooded Front Door
Bottom Divider Bracket Bottom Divider Bracket Bottom Divider Bracket
Hood Bottom Hood Bottom Hood Bottom
Mist Filter 31-1/4″ x 15-7/8″ x 7/8″
Right Side Right Side Right Side
Side Filter Angle Side Filter Angle Side Filter Angle
Hood Mounting Door Hood Mounting Door Hood Mounting Door
Hood Top Hood Top Hood Top
Filter Door Filter Door Filter Door
Left Side Left Side Left Side
Complete Hood Assembly – Beige
Complete Hood Assembly – White
Complete Hood Assembly – Buckeye Gray
Complete Hood Assembly – Stainless Steel
Complete Hood Assembly – Aluminum

EXterior cabinet parts are manufactured with various paint color options. To ensure the proper paint color is received, reference the following codes:

Beige -X

Buckeye Gray -4

White -1

k Exterior cabinet parts are manufactured from stainless steel Code “S” Exterior cabinet parts are manufactured from aluminum Code “A”

Manual 2110-1457C Page 10 of 11

FREECOOLING DAMPER MOTOR
10 9
8

7

1

3

NUT

6

WASHER

Dwg. No. 1 3 4 5 6 7 8 9 10 11 12 NS

Part Number 141-466 8602-067 8602-008 8602-068 1012-174 1012-201 141-464 113-655 8406-150 1012-178 1012-231 910-2014

5

4

SEXP-879
Description Actuator Support Plate Direct Coupled Actuator Ball Joint Belimo Actuator Crank Arm 1/2″ 1/4″ – 20×3 – 1/4 Hex Cap Screws 1/4-20 Steel Keps Hex Nut Zinc Actuator Support Bar Blade Switch Bracket Lever Switch SPDT Sealed Pilot Duty 4-40 x 5/8″ Phillips Pan Head Machine Screw, Zinc Plated 4-40 Steel Keps Hex Nut Zinc Outdoor Temperature Sensor

Manual 2110-1457C

Page

11 of 11

References

Read User Manual Online (PDF format)

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