High Limit Switch; Blower Motor - Toyotomi NS-2800 Service Manual

Cabin heater

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5-6.

High Limit Switch

(1) This switch is a bimetal switch and designed to shut off combustion to avoid damage

when the inside temperature of the unit is over 90°C (195°F). The circulation fan will

continue to run after the combustion stops.

(2) Specification:

Open at 90°C ± 5°C (195°F ± 9°F)

Close at 70°C ± 5°C (160°F ± 9°F)

(3) To restart, resolve the cause of overheating and allow the heater to cool down. Then

push in the HEAT switch to "ON".

5-7.

(1) This Direct current brushless motor generates the air pressure for both the air supply

for combustion and circulation.

(2) Specification:

OUTPUT power for control: DC 12V

OUTPUT power for fan drive at high stage: DC 10.8V

OUTPUT power for fan drive at low stage:

DC 6.7V

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