TM 5-3805-258-24-1
OPERATOR’S STATION
INDIVIDUAL ClRCUIT DESCRIPTION
2. Indicator and Master Fault Light
A. Hydraulic Oil Temperature
The hydraulic oil temperature circuit has a normally closed 8N2248 Temper-
ature Switch that opens if the hydraulic oil temperature goes above 102°C
(215°F). If the switch opens, the hydraulic oil temperature indicator on the
operator panel turns ON. The operator panel also sends current to turn ON the
master fault light. The hydraulic oil temperature switch circuit connects to Pin
4 of the operator panel. Pin 11 of the operator panel goes to the master fault
light.
SYSTEMS OPERATION
HYDRAULIC OIL TEMPERATURE SWITCH
1. Hydraulic oil temperature switch.
HYDRAULIC OIL TEMPERATURE INDICATOR
2. Hydraulic oil temperature indicator.
Hydraulic Oil Temperature Circuit
3-154
