Install Water Pump Body - Hudson Eight 1930 Service & Operating Manual

Drain radiator. Loosen water pump hose clamp. Remove hose. Loosen lower radiator hose clamp. Remove
cap screws holding water pump assembly, to front engine plate. Remove water pump assembly. Remove cap
screws holding two halves of water pump together. Remove water pump rear body. Pull impeller from shaft:
Unscrew packing nut. Remove drive pulley and shaft assembly. If necessary, ream bushings in new water
pump body. Install packing, packing retainer, and packing nut. REPLACE shaft and pulley assembly.
Replace impeller on shaft. Re-assemble two halves of pump body, using new gasket. Replace water pump
assembly on engine plate. Replace cap screws which hold pump assembly. Replace hose connections and
tighten clamps. Refill cooling system.
Remarks:
INSTALL WATER PUMP BODY (FRONT)
INSTALL WATER PUMP BODY (FRONT)
ADJUSTMENTS
Water pump shaft end play—1/32"
Fan belt tension is correct when middle point of
upper span can be deflected, by finger pressure, 5/8"
below a straight edge laid across fan and water pump
pulleys.
Suggestions: Tighten water pump packing gland nut with fingers only. It is not necessary to loosen belt
adjustment in order to remove or replace water pump; but belt tension should be checked after pump is installed.
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PROCEDURE OF OPERATION
90
SPECIAL TOOLS
h—281 Water pump impeller paler.
h—283 Water pump bushing reamer
HUDSON
GREAT EIGHT
HUDSON
GREAT EIGHT