RA DIATOR / COOLI NG FA N

REMOVAL

 

Remove the drain bolt and drain the coolant (page 6-3).

 

Remove the radiator cover.

H ONDA

VT500C

IllFILLER  NECK MOUNTING

BOLT             (2) TUR N SIGNAL R ELAY (JI OVER FLOW TUBE

 

 

(4) IGN ITION COIL BRACK ET  (51 CLAMP  161 THE RMOSTAT MOU NTI NG BOLTS     HOUSING

MOUNTI NG BOLTS

(1) THE RMOSWITCH WI RE

(2) FAN MOTOR

 

Disconnect  the  thermoswitcll  and fan  motor wlr• couplers.

 

Loosen tho upper radiator hose clamp.

 

 

(3) UPPER CLAMP

 

 

 

Loosen the lower radiator hose clamp. Disconnect the radiator hoses from the radiator.

(11 LOWE R CLAMP

 

 

H

(21 MOUNT BOLT

 

Remove the radiator moun ting bol t and push the radiator up until the fining tabs are free from the frame.

Then remove the radiator.

 

 

DISASSEMBLY

 

Disconnect the thermoswitch wire.

Remove  the  fan shroud  with  the  cooling  fan by

removing the three bolts.

 

Remove the fan attaching nut and pull the fan off the fan motor.

 

 

Remove the four fan motor attaching screws and re· move the fan motor from the shroud.

(11MOUNTING  BOLT

 

(2) FAN SHROUD

 

(1) FAN

 

 

(1) SCREWS

 

 

COOLIN G SYSTEM

c:iJ\ H O NDA

VTSOOC

RAD IATOR INSPECTION

 

Inspect  the radiator soldered joints and seams for leaks.

 

Blow dirt out from between core fins with com­ pressed air. If insects, etc.. are cloggi ng the radiator, wash them of f with low pressu re water.

 

Carefully straighten any bent f ins or collapsed core tuber.

 

INSTALLATION

 

I nstall the fan motor on the fan shroud. Tigh ten the screws.

NOTE

 

 

Install the cooling fan onto the fan motor.

 

I nstall the special washer onto the fan by aligning the groove with the fan motor shaft cut-out.

 

I nstall the spring washer and ti gllten the nut securely.

 

 

(1) SCREWS           (21 CLAMP

 

 

(1) SPRING WASHER  2) NUT

 

(3) SPECIAL WASHER

 

 

 

 

I nstall  the  fan shroud  onto the radiator and ti!titen

the mounting bolts.

 

INSTALLATION

 

I nstall the radiator in the reverse order of removal.

 

Fasten the fan motor wi re, thermoswitch wi re and pulse generator wire with the clip on the  radiator right side sequrely.

 

Fill the cooling system (page 6-3).

 

Fit the grooves of the radiator cover to the tabs of the radiator top, then tighten the cover mounting screw.

 

 

WAT E R P U MP

MECHANICAL SEAL INSPECTION

 

Remove the crankcase left rear cover.

 

Inspect the tell tale hole for  signs  of  mechanical seal coolant  leakage.

 

R eplace the water pump as an assembly if ttie mechanical seal Is leaking.

(1) MOUNTING BOLTS

 

 

 

(1) RADIATOR COVER   (2) FIT

 

(3) SCREW

 

 

 

 

COOLING SYSTEM

H ONDA

VTSOOC

REMOVA L

 

Remove the engine from the frame (page 5-2).

 

Loosen the lower radiator hose clamp and disco<>­ nect the radiator hose from the water pump.

 

Remove the water pump cover bolts and cover. Pull the water pump of f the crankcase.

(1) CLAMP         (2) BOLTS

(3) CLAMP

 

 

(41LOWER HOSE              (51 COVER

 

 

INSPECTION

 

Check the water pump for mechanical seal l eakage and bearing  deterioration. Replace  the water pump as an assembly if necessary.

 

 

INSTALLATION

 

Apply a coat of clean engine oil to a new 0-ring and install It in the water pump shaft housing groove.

 

Align the water pump shaft groove with  the  oil pump shaft and insert the water pump i nt.o the crankcase.

 

(1) O·RING             (2) PUMP SHAFT

 

 

Install a new O·ring onto the water pump housing. I nstall the two dowel pins.

I nstall the water pu m p cover.

 

Tighten the cover bolu, wi th sealing washers. Tighten the drain bolt.

 

Connect the lower radiator hose. Tighten the radiator hose clamp.

 

WATER PIPE REMOVAL

 

Loosen the water hose clamps.

Remove  the  right crankcase cover bolts and  starter motor  mount  bolt.

R emove the righ t water pipe.

 

 

Loosen  the  hose clamp and  remove the left crank· case cover bolts.

 

Remove the left water pipe.

(1 ) DOWEL PINS

 

(2) O·R ING

 

 

 

WATER PIPE INSTA LLATION

 

I nstall new O·ri ngs onto the water pipes and set the water pipes in place.

 

Tighten  the  pipe  holder with  the crankcase  cover bol ts and starter mountings bol t.

 

Then tigh ten  the hose clamps.

 

 

         

C L UTC H

VT500C

(8.0-10.0 kg m,58-72 ft·lb)

 

 

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