Carrier RG2059 Series - Intake Heater Test; Intake Heater Service; Figure 5.8 Engine Crankcase Breather; Figure 5.9 Intake Heater

T-361 5–8
Figure 5.8 Engine Crankcase Breather
5.5.13 Intake Heater Test
1. Disconnect the lead from the heater terminal (positive).
2. Measure the resistance between the heater positive terminal and the heater body.
3. If the resistance is infinity or significantly different than the specification, resistance (cold) 0.3 ohms, replace
the heater.
Figure 5.9 Intake Heater
5.5.14 Intake Heater Service
1. Remove harness connection from heater.
2. Remove intake transition mounting hardware.
3. Remove intake transition, heater and both gaskets.
4. Clean old gasket material off the transition and manifold mounting services.
5. Install new heater with a new gasket on either side.
6. Assemble transition to heater and torque mounting hardware (refer to engine manual for torque values).
7. Reconnect harness to heater connection point.
8. Coat stud on heater with protective coating.
Breather Tube
Breather Valve
Screw
Breather Cover
Bleed Hole
Heater Body
Positive Terminal