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4.6
Final Stage Panel:
1. Remove the primary panel filter as noted above.
2. Unlatch the latches on the side of the filter housing.
3. Grasp the pull devices located on the front sides of the panel filter and pull straight
forward.
4. Install a new final stage panel filter.
Final stage panels are not cleanable and must be replaced when dirty. Replace at a 4"
W.C. differential pressure.
The following procedure must be followed under the supervision of an authorized Ingersoll-
Rand Technical representative.
Piping Flush
1. Remove the sump access cover. Thoroughly clean the sump of any shipping oil and dry
with lint free rags.
2. Fill with recommended oil to the proper level and replace sump access cover.
3. Disconnect the oil piping at the entrance to the gear casing and use a flexible oil line to
route the oil to the sump in the baseplate.
4. Circulate the oil for a minimum of one hour using the prelube pump. Optimum flushing
temperature is 100°F.
5. Tap any welded piping with a plastic or lead hammer during oil circulation to dislodge
any foreign material lodged at the welded joints.
6. Change position of the transfer valve at 15 minute intervals on systems having dual oil
filters and/or coolers.
7. Shut off the prelube pump.
Hot oil can cause serious injury to personnel. Precaution must be taken to
prevent contact with hot oil.
8. Drain the oil filter and inspect the element(s). Continue with one of the following:
•
If foreign material is found in the filter housing or element, replace the oil filter and
repeat step 4 through 8 until filter housing and element are clean upon inspection.
•
If no foreign material is found, go to step 9.
9. Replace the oil filter element(s) and inspect the housing for cleanliness. Continue with
Casing Flush.
Centac Instruction Manual
2000 Ingersoll-Rand Company
Date of Issue: 12 September, 2000
SECTION 4 – MAINTENANCE
WARNING
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