JLG G12-55A Operator Manual - Manual (Page 134)

Section 7 - Lubrication and Maintenance
7-12 3126018
Air Intake System
A. Air Filter Restriction Indicator Check
1. Perform “Shut-Down Procedure” on page 4-5.
2. Open the engine cover. (S/N 0160039451 & After including 0160039394 &
0160039397)
3. Locate air cleaner (1) and check restriction indicator (2). If red band is visible,
filter(s) must be replaced.
4. Remove dust from vacuator valve (3) by squeezing bottom of valve to allow
loose particles to fall out.
5. Close and secure the engine cover. (S/N 0160039451 & After including
0160039394 & 0160039397)
Note: Only remove canister cover to service the elements as restriction indicator
indicates. Excessive access to check an element can lead to premature element
failure.
10
OW0970
OW1010
OY2030
1
5
2
7
6
4 3
OY1660
1
5
2
7 6
4
3
S/N 0160039451 & AFTER INCLUDING
0160039394 & 0160039397
BEFORE S/N 0160039451 EXCLUDING
0160039394 & 0160039397