AIRLESSCO EZ Rent 570, Service & Operation Manual

Page: 21 / 32

18 19
GEAR AND PUMP ASSEMBLY
1. Remove fluid pump as per "Fluid Pump Disconnect"
procedures on page 15.
2. Remove frame from the gearbox by loosening the four
mounting screws.
3. Refer to Figure 19. Separate cover assembly from box
by removing bolts from front of cover & back of box &
shoulder bolts from front of cover & back of box.
4. Lay unit on its back and disassemble gearbox.
5. Inspect bearings, Crosshead Assembly, Gearcrank &
sleeve bearing inside cover assembly for wear/damage.
Replace worn/damaged parts.
6. If gear grease needs replacing, replace with gear grease
(Part No. 331-132).
7. Clean mating surfaces of cover and box thoroughly.
Use Part No. 105-331 BLUE XS™ ADVANCED RTV
SILICONE INSTANT GASKET.
8. Reassemble in reverse order.
3
1
2
PARTS LIST FIGURE 20
Item No. Part No. Description
1 331-061 Sleeve Bearing
2 331-103 Washer (2)
3 331-197 Screw (2)
SERVICING GEAR BOX ASSEMBLY
GEARBOX SLEEVE BEARING
REPLACEMENT
PARTS LIST FIGURE 19
Item No. Part No. Description
1 100-381 Bolt (2)
2 100-380 Shoulder Bolt (2)
3 331-088 Retaining Ring
4 331-490
331-491
Motor .60HP
Motor .90HP
5 331-117 Sleeve
6 119-028 Pin
7 331-062 Retaining Spring
8 331-209
331-236
Pump Assy (Lo-Boy)
Pump Assy (Hi-Boy)
9 115-019 Hose Connector (1/4NPSXNPT)
10 331-061 Sleeve Bearing
11 100-318 Bolt (2)
12 331-074 Tube Spacer
13 331-111 Shield
14 331-234 Cover
15 331-046 Bearing
16 331-038 Crosshead Assy
17 331-593
331-590
Gear Crank (570)
Gear Crank (700)
18 331-047 Bearing
NOTE: WHEN REPLACING ITEM (1), COVER OUTSIDE
OF SLEEVE WITH CLEAR SILICONE PRIOR TO
INSERTING INTO COVER ASSEMBLY
1
2
3
4 5
7
8
9
6
11
13
12
14
15 16 17 18
1
2
FIG 19
FIG 20
10
DO NOT OPERATE
WITHOUT COVER
GUARD IN PLACE
WARNING