HARDIN MARINE 620-38143 Seaward LS Manifold Install Kit Installation Guide
- May 15, 2024
- HARDIN MARINE
Table of Contents
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
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TITLE: SEAWARD LS MANIFOLD INSTALL KIT
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.THIS 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.
INSTALLATION
INSTRUCTIONS:
- 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.
- THE PORT AND STARBOARD MANIFOLDS ARE THE SAME PART AND CAN BE USED ON EITHER SIDE OF THE ENGINE. FIG. B.
- 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..
- 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.
- INSTALL DRAIN PLUG, FIG. E, INTO THE BOTTOM OF THE WATER INLET BUNG.
- USING 1-1/16 SOCKET, INSTALL 3/4 ANODE PLUG, FIG. F, INTO THE OPPOSITE WATER INLET BUNG. NO ADDITIONAL SEALANT IS NEEDED.
- 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).
- 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.
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 |
INSTALLATION
INSTRUCTIONS:
- APPLY LIQUID THREAD SEALANT TO THE SUPPLIED HOSE BARB FITTINGS & PIPE PLUGS.
- USING 1-1/16 WRENCH, INSTALL #2 HOSE BARB FITTINGS INTO FRONT OF THE MANIFOLDS, FIG. A.
- USING 1-1/8 WRENCH, INSTALL #7 NPT PIPE PLUGS INTO THE REAR OF THE MANIFOLDS, FIG.B.
- APPLY ANTI-SIEZE TO THE 8 STUDS.
- SLIDE GASKETS OVER STUDS. DO NOT USE SEALANT ON THE GASKETS.
- INSTALL RISERS.
- 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.
- INSTALL #9 WASHERS AND #8 NUTS. USING 9/16 CROWS FOOT, TORGUE TO 30 FT. LBS..
- 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.AS 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.
MINIMUM 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.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>