R E P A I R R A D I A T O R A U X I L I A R Y T A NK
Metal Workers Tool Kit (Item 61, App B)
See your -20
Degreaser (Item 22, App B)
Radiator Test Plug Set (Item 75, App B)
Radiator Test Stand (Item 91, App B)
Radiator auxiliary tank removed from carrier
Metal Worker 44B10
(see your -20)
1. Degrease tank ( 1). Use degreaser.
Do not exceed 20 psi (137
kPa) pressure while testing
auxiliary tank. Ensure aux-
iliary tank is submerged be-
fore applying air pressure.
Do not direct pressurized
air at yourself or others. Always wear
Attach tank (1) to radiator test stand.
There are two ways to pressure test tank.
If using water pressure, do step 3, then go
to step 5. If using air pressure, go to
Apply internal water pressure of 1820 psi
for minimum of 3 minutes. Check for water
Submerge tank (1) in
3 minutes. Check for
water and apply
for minimum of
Mark areas of leaks and remove all plugs
Weld areas of leaks in accordance with
TM 9237. Weld all sizes to minimum
requirement for lead repair.
Repeat step 3 or 4 after welding.
(1) in accordance with
1. Install radiator auxiliary tank (see your 20).
END OF TASK
pressure of 18-20 psi