DRIVE BELTS ADJUST/REPLACE (CONT).
Touching exhaust system during test can cause severe burns.
CARBON MONOXIDE (EXHAUST GAS) CAN KILL YOU
Exposure to exhaust gases produces symptoms of headache, dizziness, loss
of muscular control, drowsiness, or coma. Brain damage or death can result
from severe exposure.
Fumes from engine become concentrated with poor ventilation. Operate engines
in a ventilated area only.
While running engine, be alert for fumes. If someone is overcome, expose to fresh
air; keep warm and still; give artificial respiration if needed. Seek medical
attention. Administer oxygen, if available.
GOOD VENTILATION IS THE BEST DEFENSE AGAINST EXHAUST POISONING.
Start engine in accordance with TM 10-4320-307-10.
Run engine for 10 minutes and recheck tension of
belts. Readjust as needed.
Install and adjust water pump drive belt (10) as follows:
Place water pump drive belt (10) over accessory
drive pulley (11), fitting belt into groove at largest
diameter of pulley.
Install water pump drive belt (10) on water pump
pulley (12) and idler pulley (13).
Tighten idler pulley shaft locknut (14) to 5 to 6 ft-lbs
(6.7 to 8 N.m) torque.
d. Turn the adjusting screw (15) to adjust water pump drive
belt (10) tension.
Belt tension can increase when the locknut (14)
is tightened. Do not adjust belt tension to full
value with the adjusting screw (15).