TM 5-3820-276-10-2
0147
HYDRAULIC OIL TEMPERATURE HIGH - GROUTER - Continued
MALFUNCTION
Hydraulic oil cooler fan does not operate.
CORRECTIVE ACTION
CAUTION
Do not continue to run engine if hydraulic oil temperature rises above
specification. Failure to comply may result in damage to equipment.
1.
Start engine (Volume 1, WP 0040).
2.
Monitor hydraulic oil sight/temperature gauge and allow hydraulic oil to warm to 125F (52C)
(Figure 2).
HYDRAULIC
OIL
SIGHT/TEMPERATURE
GAUGE
WWDS00399
Figure 2.
Hydraulic Oil Sight/Temperature Gauge.
3.
Verify if hydraulic oil cooler fan operates (Figure 3).
HYDRAULIC
OIL
COOLER
HYDRAULIC
OIL
COOLER
FAN
WWDS00398
Figure 3.
Hydraulic Oil Cooler Fan.
4.
Shut down engine (Volume 1, WP 0040).