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 TM 10-3930-660-24-1
RADIATOR MAINTENANCE - CONTINUED
0053 00
SERVICE
1.
Check coolant level in the overflow tank (1). Tank should be 1/3 to 2/3 full.
NOTE
A 50-50 mixture of ethylene glycol and clean
water is used in the 6K Forklift. Use of plain
water coolant is not recommended. Never add
coolant without first diluting to a 50-50 mixture.
2.
If overflow tank (1) is between 1/3 full and empty,
open overflow tank cap (2) and add 1 qt (0.95 L) of
coolant. Close cap.
3.
If overflow tank (1) is completely empty, open over-
flow tank cap (2) and add 2 qt (1.9 L) of coolant.
3
4
Close cap. Slowly remove radiator cap (3) and allow
pressure to escape. Add coolant to radiator (4), as nec-
essary, until coolant level reaches bottom of filler
neck. Install radiator cap.
2
1
409-221
NOTE
Use containers to catch coolant when draining cooling system in steps 4 thru 8.
4.
Open drain cock (5) at bottom of radiator (4).
NOTE
Open drain cock only enough to allow air into system.
5.
Open drain cock (6) at top of engine where heater hose (7) attaches.
6.
Disconnect hose (8) at bottom of overflow tank (1).
7.
Remove two clamps (9) securing cab heater hoses (7 and 10) to two connectors (11). Tag and remove hoses from con-
nectors (11). Discard clamps.
8.
Allow all coolant to drain from the cooling system.
9.
To flush engine cooling system, position cab heater hoses (7 and 10) on two connectors (11) as tagged and secure with
two new clamps (9).
10.
Connect hose (8) to bottom of overflow tank (1).
11.
Close drain cock (5) at bottom of radiator (4).
12.
Open cap (2) of overflow tank (1) and add 2 qt (1.9 L) of clean water. Close cap.
0053 00-2
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