Checking Switch In Hot Water; Checking Thermal Engine Room Switch; Checking High Altitude Compensator - Suzuki Samurai 1986 Service Manual

1
Fig. 5-3-30 Checking thermal switch in cool
water
4) Heat switch to above 46.5"C (116"F), and
check that there is no continuity between
terminals.
I
II
Fig. 5-3-31 Checking switch in hot water
5) Reinstall switch to intake manifold. Before
installing, wind sealing tape on its thread.
6) Refill cooling system.

Checking thermal engine room switch

1) Disconnect connector of switch and connect
ohmmeter between terminals on switch side.
2) Make sure that switch is "ON" (ohmmeter
indicates "Zero" ohm) when atmospheric
temperature is below 7°C (44" F) and "OFF"
(ohmmeter. indicates infinity) when above
1. Thermal switch
2. Cool water
3. Thermometer
Fig. 5-3-32 Checking thermal engine room

Checking high altitude compensator

Check the compensator as follows:
1) Disconnect the coupler of compensator and
2) Check to be sure that;
io 0 I
3) After checking, connect the coupler.
1. Hot water
2. Heater
Fig. 5-3-33 Checking high altitude compensator
1. Thermal engine room switch
switch
connect an ohmmeter to the compensator.
performed is above 1,220 m (4,000 ft), the
ohmmeter
should indicate
(compensator is ON).
the ohmmeter should indicate infinity ohm
(compensator is OFF).
"Zero" ohm
1. High altitude compensator
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