Thermo King UT-1200, Manual

Page: 23 / 169

Specifications
23
Fuses
Fuse Size Function
F2 15A Power to On/Off Switch
F3 40A Fuel Sol Pull-In/Starter Circuit
F4
None
2A No Fuse - All Bosch and Thermo King Alternators
2A Fuse - All Prestolite Alternators
F5 40A Preheat Circuit
F6 15A Damper and High Speed Circuits
F7 2A 8XP Circuit - Controller On Feedback to HMI
F8 5A 2A Power to CAN Connector J12
F9 5A 2A Power to CAN Connector J14
F10 10A 8X Power (Install fuse in right position)
F12 5A 2A Power to CAN Connector J13
F13 2A 8FC Circuit (Remote Status Light/Optional Power)
F20 2A Alternator Sense
F21 60A Main Fuse (2 Circuit)
F25 7.5A HPCO Switch Circuit
F26 5A Power to CAN Connector J98
F4 Remove fuse F4 for units with Australian Bosch or Thermo King Alternators. Install fuse F4 for units with
Prestolite Alternator.
F10 When fuse F10 is installed in the right position the On/Off keys on the HMI turn the unit on and off. When
fuse F10 is installed in the left position the unit will start and run without the HMI control panel.
Electrical Components
Component Current Draw (Amps)
at 12.5 Vdc
Resistance
(Ohms)
Glow Plugs (3) Each 4.3 2.3 ± 0.2
Fuel Solenoid: Pull In Coil
Hold In Coil
35 to 45
0.5
0.2 to 0.3
24 to 29
High Speed (Throttle) Solenoid 3.3 3.8
Condenser Inlet Solenoid (CIS) 1.8 6.9
Hot Gas Solenoid (HGS) 1.1 11.3
Purge Valve (PV) 1.1 11.3
Liquid Injection Solenoid (LIS) 1.1 11.3
Starter Motor (No Load Bench Test) 90