Carrier VECTOR 1800 MT - Table 2-7. Component Resistance & Current Draw

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2.14 COMPONENT RESISTANCE & CURRENT DRAW
Table 2 -7. Component Resistance & Current Draw
Component
Ohms Amps
Unloader 10.6 ± 0.3 Ohms 1.0to2.0Amps
Speed solenoid (SCS) 1.5to2.5Ohms 3.0 -- 8.0 Amps
12VDC Relay
10--00328--00
72 Ohms ±10% 0.14 -- 0.18 Amps
12VDC Relay
10--00385--00
80 Ohms ±15% 0.12 -- 0.17 Amps
12VDC Relay
10--00328--02
97 Ohms ±10% 0.11 -- 0.14 Amps
Fuel Solenoid
Red--Black Wires 11.1 to 13.4 Ohms 0.25 -- 2.0 Amps
White--Black wires: Can not be accurately measured with Coil
Commander in circuit.
30.0 to 40.0 Amps
Indicator lights 4.8 ± 0.2 Ohms NA
Unit non-running amps (See Note 2 in Section 7.2) 6--9 Amps
Glow Plug Amps Each Plug 6-9Amps
Glow Plug Total Circuit 25 -- 35 Amps
Starter Motor Less than 1 ohm but more than 0 270 -- 380 amps
2.15 SAFETY DEVICES
System components are protected from damage
caused by unsafe operating conditions by automatic
shut--down of the unit when such conditions occur. This
is accomplished by the safety devices listed in
Table 2-8.
Table 2-8. Electrical Safety Devices
Unsafe Conditions Safety Device Device Setting
Excessive current draw by microprocessor Fuse (F1) Opens at 7.5 amps
Excessive current draw by speed relay Fuse (F2) Opens at 10 amps
Excessive current draw by run relay Fuse (F3) Opens at 7.5 amps
Excessive current draw by battery output Fuse (F5) Opens at 80 amps
Excessive current draw by control circuit Fuse (F6) Opens at 15 amps
Excessive current draw by battery charger
input
Fuse (F7/8) Opens at 2A*
Excessive current draw by generator/power
supply contactors
Fuse (F9) Opens at 10 amps
Excessive current draw Compartment 1
heaters
Fuse (F10/F11/12) Opens at 12 amps
Excessive current draw remote evaporator
high voltage
Fuse (F13/14/15) Opens at 12 amps
Excessive current draw condensate htr.
evap 2/3
Fuse (F16/17) Opens at 5 amps
Excessive temperature in evaporator High temperature thermostat
(EVHTS)
Opens at 130_F (54.4_C)
Closes at 100
_F (37.8_C)
Excessive condenser fan motor winding
temperature
Internal protector Auto reset
Excessive compressor motor winding
temperature
Internal protector Auto reset
Excessive evaporator motor winding
temperature
Internal protector Auto reset
*4A Fuse is used when there is a second battery charger