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Table 1. Throttle Lock Does Not Engage Correctly.
Table 1. Throttle Lock Does Not Engage Correctly Continued.

Field Maintenance Manual For Military 621G Scraper -2 Page Navigation
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TM 5-3805-296-23-2
0115
Table 1. Throttle Lock Does Not Engage Correctly Continued.
0115
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Throttle Lock Does Not
Engage Correctly -
Continued
Figure 1. Cab Step.
0115
4. Turn battery disconnect switch to
ON position and start engine. Idle
engine for 20 minutes or until air
pressure gauge reaches normal
operating pressure.
(TM 5-3805-296-10).
5. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
6. Disconnect connector W-C27
(WP 0012, Figure 77) from tractor
service brake pressure switch
(WP 0012, Figure 76).
7. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Proceed to Test Step 3.
between tractor service brake
Resistance Greater Than 5.0 Ohms
pressure switch terminal 1 and
Replace tractor service brake pressure
terminal 2 (WP 0012, Figure 76).
switch (WP 0364).
Proceed to Test Step 5.
0115-3


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