Specific Backplate Parts List - Tennant ATLV 4300 Service Manual

Series 26 - Model 26000 Single Gear Pumps

Specific Backplate Parts List

Relief Valve Backplate
2B
Disasembly and Reassembly
1 After removing relief valve , remove and replace o-rings
and backup ring with new parts.
2 Install relief valve and torque 41 to 46 N•m [30 to 34 lbf•ft]
Flow Divider Backplate
22A
22
21B
2C
20
19A4
23
24
21B
21
21A
Disasembly and Reassembly
1 After removing relief valve or plug , remove and replace o-
ring and backup ring with new parts.
2 Install relief valve or plug and torque 41 to 46 N•m [30 to
34 lbf•ft]
19A
19A4
19A3
19A2
19A1
19A4
19A3
19A2
19A3
19A2
19B1
19B
Item
No.
2
18
19A
19A1
~ 19A2
~ 19A3
~ 19A4
19B
19B1
Item
No.
2C
19A
19A1
~ 19A2
~ 19A3
~ 19A4
19A
19B
19B1
20
21
19A1
21A
~ 21B
22
22A
23
24
A/R
3 Remove flow divider plugs, shims, spring, and spool from
backplate. (Notice orientation of spool with cavity in backplate)
4 Install new plug seals on plugs. Install spool, spring,
shims, and plug assemblies into backplate. Torque plugs 29 to
33 N•m [21 to 24 lbf•ft]
11
Description
Relief Valve Backplate
O-ring
Relief Valve Assembly
Relief Valve
O-ring
Backup Ring
O-ring
Plug Assembly
Plug
Description
Flow Divider Backplate
Relief Valve Assembly
Relief Valve
O-ring
Backup Ring
O-ring
Plug Assembly
Plug
Flow Divider Spool
Plug/O-ring Assembly
Plug
O-ring
Plug/O-ring Assembly
Plug
Spring
Shim (.0239 inch thick)
– As Required
Qty.
1
3
1
1
1
1
1
1
1
Qty.
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
A/R