Parts List - Tennant ATLV 4300 Service Manual

Series 26 - Model 26000 Single Gear Pumps
Disassembly
Repair Information - Model 26000
Work in a clean area; cleanliness is extremely important when
repairing hydraulic pumps. Before disconnecting the lines,
clean port area of pump. Disconnect hydraulic lines, removing
pump assembly from vehicle and plugging ports. Thoroughly
clean the outside of pump. After cleaning, remove port plugs
and drain oil.
Disassembly
1 Remove key from drive shaft if keyed drive gear assembly
is used.
2 Put a location mark across front plate, body and backplate
to assure proper reassembly.
3 Clamp pump in vise, shaft end up.
4 Remove cap screws (eight each) and washer (four each).
5 Remove pump from vise, hold pump in hands and tap
shaft with plastic hammer or rawhide mallet to separate front
plate from backplate. Body will remain with either front plate or
backplate.

Parts List

Item
No. Description
1 Front plate Assembly
2 Backplate
3 Body Assembly
4 Drive Gear Assembly
5 Idler Gear Assembly
~ 7 Wear Plate
~ 8 O-ring
~ 9 Shaft Seal
~ 10 Washer
11 Cap Screw
~ 12 Backup Gasket
~ 13 Seal
14 Key for Straight Shaft
~ 17 Washer
25 Retaining Ring (optional)
40 Plug
~ Seal Kit 26000-901 for Single Pumps
6 Remove o-ring seal from backplate.
7 To disassemble the relief valve backplate, flow divider
backplate, and tandem flow divider backplate see page 11 &
12.
5
Qty.
1
1
1
1
1
1
2
1
1
8
1
1
1
4
1
1