Specifications
I & M BULLETIN
HPTO8TD-100
HYDRAULIC POWER TAKE-OFF
9/11/2007
6
of
6
REBUILD INSTRUCTIONS
Refer to exploded view drawing
HPTO8TD-100 sheet 2 of 2.
Endcover Assembly
1. Apply Loctite 620 to steel cage of seals
(Items 12 &13).
2. Install qty of 2, seals (Items 12 &13)
into bore in endcover (Item 6). Press
seals lightly. Note the direction of seal
lip on drawing per Figure 1.
Figure 1
3. Apply Mobilfluid 424 oil or similar to
seal lip (Items 12 & 13).
4. Install qty. of 2, retaining rings (Items
33) and verify retaining rings are seated
in grooves.
Shaft Assembly
1. Using bearing heater, heat I.D. of
bearing (Item 11) to 250 °F. Using
protective gloves, slide bearing onto
shaft (Item 7) until bearing contacts the
shoulder on the shaft. See Figure 2.
Figure 2
2. Allow shaft to cool completely.
3. Clean qty. of 2, hook piston rings (Item
20) prior to installation.
4. Lube shaft diameter and hook piston
rings with Mobilfluid 424 or similar oil.
5. Using piston ring pliers, install hook
piston rings onto shaft in the
configuration shown in Figure 1 and
close hooks once the rings are installed
on the shaft. ATTENTION: the
GREASE
GREASE
SHAFT
SHOULDER