HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit Installation Guide

May 15, 2024
HARDIN MARINE

HARDIN MARINE logo Installation Guide

620-38143 Seaward LS Manifold Install Kit

HARDIN 11 Industry Dr. Palm Coast, FL 32137
MARINE 386-445-2500 / FAX 386-445-1122| PART NO.
620-38143
---|---
TITLE: SEAWARD LS MANIFOLD INSTALL KIT

www.hardin-marine.com

ITEM NO. PART NUMBER DESCRIPTION QTY.
1 302-C5818-030 GASKET, LS EXHAUST 2
2 620-38126 3/4 NPT ANODE 2
3 620-38127 FITTING, SEAWARD INLET 2
4 620-38150 SEAWARD LS MANIFOLD 2
5 625-4289 DRAIN PLUG 2
6 900M08C030HH8 BOLT, 8MM x 30 12
7 90031AN-STSS WASHER, 5/16 AN 12

USED IN 620-38150 AND 620-38151 MANIFOLD ASSEMBLIES.HARDIN MARINE 620-38143
Seaward LS Manifold Install KitTHIS DRAWING IS CONFIDENTIAL AND IS SUPPLIED ON EXPRESS CONDITION THAT IT SHALL NOT BE LENT, COPIED OR DISCLOSED TO ANY OTHER PERSON OR USED FOR ANY OTHER PURPOSE WITHOUT WRITTEN CONSENT OF HARDIN MARINE INC.. BREACH OF THIS CONTRACT WILL HOLD …….. AND IT’S PRINCIPALS LIABLE FOR LOSS AND DAMAGES.HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit -
parts1 INSTALLATION INSTRUCTIONS:

  1. MAKE SURE CYLINDER HEAD EXHAUST MOUNTING SURFACE IS FREE OF KNICKS AND ANY OLD GASKET MATERIAL IS REMOVED. SEALANT IS NOT REQUIRED ON THE NEW SUPPLIED GASKETS. FIG. A.
  2. THE PORT AND STARBOARD MANIFOLDS ARE THE SAME PART AND CAN BE USED ON EITHER SIDE OF THE ENGINE. FIG. B.
  3. INSTALL MANIFOLDS WITH THE SUPPLIED 8MM BOLTS AND WASHERS. APPLY ANTISIEZE TO 3/8 MOUNTING BOLTS, FIG.C . USING A 13MM SOCKET, TORQUE TO 20 FT. LBS..
  4. SIDE VIEW BELOW AND ISOMETRIC VIEW TO THE LEFT SHOWS PORT SIDE TYPICAL WATER INLET POSITION. INSTALL 1″ HOSE BARB FITTING INTO BOTTOM, REAR PORT OF THE MANIFOLD, FIG. D. NO ADDITIONAL SEALANT IS NEEDED. CAREFULL NOT TO CROSS THREAD THE FITTING. DO NOT OVER TIGHTEN.
  5. INSTALL DRAIN PLUG, FIG. E, INTO THE BOTTOM OF THE WATER INLET BUNG.
  6. USING 1-1/16 SOCKET, INSTALL 3/4 ANODE PLUG, FIG. F, INTO THE OPPOSITE WATER INLET BUNG. NO ADDITIONAL SEALANT IS NEEDED.
  7. ATTACH 1″ WATER INLET HOSE FROM HEAT EXCHANGER OR THERMOSTAT BYPASS ASSEMBLY TO FIG. E FITTINGS (MAKE SURE IT IS A CONSTANT FLOW WATER SUPPLY).
  8. GO TO 620-38142 TAILPIPE INSTRUCTIONS TO COMPLETE INSTALLATION.

MANIFOLDS COME BLACK. SHOWN IN BLUE FOR INSTRUCTION PURPOSES.
CAUTION** HARDIN MARINE MANIFOLD SYSTEMS ARE DESIGNED FOR USE ON ENGINES WITH FULL TIME CONSTANT WATER CIRCULATION AT ALL TIMES. NOTE** AFTER APPROXIMATELY 2-5 HOURS USE OR NUMEROUS ENGINE HEAT CYCLES ALL HARDWARE MUST BE RETORQUED AND OR TIGHTENED.HARDIN MARINE 620-38143 Seaward LS Manifold
Install Kit - parts2

ITEM NO. PART NUMBER DESCRIPTION QTY.
1 100-720-6316 HOSE CLAMP 4
2 540-222132 FITTING, 1″ BARB 2
3 620-38006 RISER GASKET 2
4 620-38029 HOSE, RISER – PORT 2
5 625-2086 PLUG, PIPE – 3/4 NPT 2
6 90037CN-FNSS NUT, 3/8-16 8
7 90037SA-STSS WASHER, 3/8 SAE 8

HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit -
parts3 INSTALLATION INSTRUCTIONS:

  1. APPLY LIQUID THREAD SEALANT TO THE SUPPLIED HOSE BARB FITTINGS & PIPE PLUGS.
  2. USING 1-1/16 WRENCH, INSTALL #2 HOSE BARB FITTINGS INTO FRONT OF THE MANIFOLDS, FIG. A.
  3. USING 1-1/8 WRENCH, INSTALL #7 NPT PIPE PLUGS INTO THE REAR OF THE MANIFOLDS, FIG.B.
  4. APPLY ANTI-SIEZE TO THE 8 STUDS.
  5. SLIDE GASKETS OVER STUDS. DO NOT USE SEALANT ON THE GASKETS.
  6. INSTALL RISERS.
  7. IF YOU ARE INSTALLING 620-38051 SHIFT BRACKET AND 620-38050 OIL FILTER RELOCATION BRACKET, INSTALL THEM NOW. USE THE INSTRUCTIONS THAT CAME WITH THOSE KITS.
  8. INSTALL #9 WASHERS AND #8 NUTS. USING 9/16 CROWS FOOT, TORGUE TO 30 FT. LBS..
  9. INSTALL #5 AND 6 JUMPER HOSE WITH #1 HOSE CLAMPS. STARBOARD SIDE IS THE SHORTER HOSE.

CAUTION** HARDIN MARINE MANIFOLD SYSTEMS ARE DESIGNED FOR USE ON ENGINES WITH FULL TIME CONSTANT WATER CIRCULATION AT ALL TIMES. NOTE** AFTER APPROXIMATELY 2-5 HOURS USE OR NUMEROUS ENGINE HEAT CYCLES ALL HARDWARE MUST BE RETORQUED AND OR TIGHTENED.HARDIN MARINE 620-38143 Seaward LS Manifold
Install Kit - parts4AS SHOWN WITH 625-4574 HEAT EXCHANGER AND 625-8313 DRIVE KIT. THE Ø 1.00 WATER EXITS ON THE BOTTOM OF THE HEAT EXCHANGER GETS PLUMBED TO THE REAR PORT IN EACH EXHAUST MANIFOLDS. THIS IS THE FRESH WATER DUMP FOR THE HEAT EXHANGER. Ø 1.00 HOSE SHOWN IN RED.HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit -
parts5HARDIN MARINE
620-38143 Seaward LS Manifold Install Kit - parts6HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit -
parts7MINIMUM LENGHT FROM 13.442 STANDARD BRAVO LOCATION IS 9″ WITH 5″ OF HOSE AND 12″ WITH 8″ OF HOSE. WE SUPPLY KIT WITH 16″ OF HOSE AND 4 HOSE CLAMPS. IF YOU NEED IT TO BE LOWER YOU WILL NEED TO BUY MORE 100-200-4004 4″ EXHAUST HOSE. MAKE SURE TO HAVE MINIMUM 2-1/2 OF HOSE CLAMPING ON BOTH THE UPPER TAILPIPE AND THE LOWER EXIT. DIMENSIONS ABOVE ARE THE MINIMUM ASSEMBLED HEIGHT.HARDIN MARINE
620-38143 Seaward LS Manifold Install Kit - parts8HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit -
parts9

HARDIN MARINE logo

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

Related Manuals