1776727 Actuator Fits Caterpillar Models
1776727 Actuator Fits Caterpillar Models
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One New Aftermarket Replacement Heater Water Valve Actuator for Caterpillar (Cat) Excavators and Forest Machines
This 12-volt heater water valve actuator controls coolant flow through the cab heater core as part of the operator station heating and air conditioning system on Caterpillar (Cat) excavators, loggers, feller bunchers, and related construction and forestry equipment. The actuator rotates counter-clockwise (CCW) at 217 degrees and uses a 4-pin connector.
Specifications
- Voltage: 12V DC
- Rotation: Counter-Clockwise (CCW)
- Rotation Angle: 217 degrees
- Connector: 4-pin
- Function: Heater water valve (cab HVAC system)
Compatible Models
Caterpillar Excavators: 312B L, 312C, 315B L, 315C, 317B LN, 318B, 318C, 319C, 320B, 320C FM, 320D, 320D FM, 320D FM RR, 322B L, 322B LN, 322C, 322C FM, 324D FM
Caterpillar Track Feller Bunchers: 1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590
Caterpillar Wheel Feller Bunchers / Forest Machines: 533, 543, HA770, HA771, HA870, HA871, TK370, TK371, TK380, TK381
Caterpillar Loggers: 322C Logger (Operator Station Assembly 251-6761)
Replaces Part Number(s):
1776727, 177-6727
Aftermarket Interchange Numbers
T9385 (TruckAC interchange)
New aftermarket replacement part - not remanufactured, not used.



