System Testing; Coolant; Radiator Cap Inspection; Coolant Replacement - Honda CH250 Elite 1986 Service Manual

COOLING SYSTEM
SYSTEM TESTING
COOLANT
Remove the front cover lid by removing the trim clip screw.
Test the coolant mixture with an antifreeze tester.
For maximum corrosion protection, a 50- 50% solution of
ethylene glycol and distilled water is recommended.
INSPECTION
Wet the cap sealing surface and pressure test the radiator cap.
Replace the radiator cap if it does not hold pressure, or if relief
pressure is too high or too low. It must hold specified pressure
for at least six seconds.
RADIATOR CAP RELIEF PRESSURE:
15-105 kPa (0.15-1.05
kg/cm
2 , 10.7
-14.9 psi)
(1)
RADIATOR TESTER
(Commercially available in U.S.A.)
(2) RADIATOR
or replace components if the system will not hold the
sp,ecified pressure for at least six seconds.
Ex'Ce~:sh'e
/Jres'SUI"e
can UUI'llU,~e the radiator. Do
not
exceed 1.05
(14.9 Psi).
Pressurize the radiator,
CAUTION
and hoses, and check for leaks.
(1) RADIATOR TESTER
(Commercially available in U.S.A.)
COOLANT REPLACEMENT
..,..
~--------,--'"."--,-"-_._-,~-~~-~~~--_._-,--,-~---,-
• The engine must be cool be/ore
ser~'icing
the cooling system, or
severe scalding
may
result.
Unscrew the trim clip screw and remove the trim clip.
Slide the front cover lid to the side and remove the
front cover lid.
Remove the radiator cap.
12-2
l'
TRIM CLIP
SCREWA~;;;;:-_~_