Sullair 20/12 500 CFM, Operator'S Manual And Parts List

Page: 27 / 66

Section 6
MAINTENANCE
23
500--630 CFM
750 CFM 800--960CFM
Element Repair Kit Part Number (primary)
Element Repair Kit Part Number (secondary)
Filter Part Number
046956 046020
046968
046981 046299
047523
048456
048462
048463
Figure 6-3 Air Filter
8. Install the new secondary element and replace the
restriction indicator.
9. With the secondary element in place, clean or re-
place the primary element. Cleaning instructions
follow.
ELEMENT INSPECTION
1. Place a bright light inside the element to inspect for
damage or leak holes. Concentrated light will
shine through the element and disclose any holes.
2. Inspect all gaskets and gasket contact surfaces of
the housing. Should faulty gaskets be evident,
correct the condition immediately.
3. If the clean element is to be stored for later use, it
must be stored in a clean container.
4. After the element has been installed, inspect and
tighten all air inlet connections prior to resuming
operation.
PRIMARY ELEMENT REPLACEMENT
1. Place the element in position on the cover and re-
place the lockring to secure the cover and ele-
ment.
2. Install the cover/element assembly and replace
the wingnut. Tighten the wingnut so to seat the
element gasket fully.
SERVICING THE MAIN FLUID FILTER
Ref er t o F igur e 6 -- 4 . T he m ain f luid f ilt er ( P / N 045111)
is located schematically between the sump and the
fluid stop valve. When servicing the main fluid filter,
shut down the compressor and use seal kit No.
001132 and follow the instruction below. For element
replacement, order kit No. 001094.
1. Remove the four (4) capscrews which secure the
filter head to the canister.
2. Pull the canister away from the filter head. The fil-
ter elements will be attached to the head.
3. Separate the elements from the filter head (the
elements will pull apart).
4. Remove the seals from both ends of the upper ele-
ment. Remove the canister seal.
5. Thoroughly clean the elements, filter head and
canister in solvent.
6. Lubricate the new seals with the same type of fluid
used in the compressor and position each seal in
its appropriate place.