D1P shaft replacement
Replacing the shaft requires removing the pump from the machine. If a second pump is used, you must
first remove it before working on the D1 pump. The shaft assembly is serviceable without dissembling
the pump.
D1P shaft removal
Remove any auxiliary pad or running cover and the impeller (if used) using the following steps:
1. Set the pump on a working surface with the shaft facing down.
2. Remove the snap ring (G610) with snap-ring pliers, remove the impeller (G600) and another snap ring
(G620) with snap-ring pliers.
P400369
D901
D902
D900
D900
D920
D910
G110
G620
G600
G610
22mm
6mm
3. Turn the housing 180 degrees, mounting flange side up, remove the snap ring (F210) using snap-ring
pliers.
4. Remove the shaft seal seal group (F220), remove and discard the O-ring (F230).
Shaft seal (F222) and carrier (F221) are set as one group. remove and discard group.
5. Danfoss recommends screwing in the max displacement limiter enough so to prevent internal
component movement during the shaft removal. Remove shaft and front bearing assembly (E000T)
after shaft seal group has been removed.
The shaft and front bearing sub-assembly are light pressed to the housing. For ease of removal, use a
lift ring and a lifting device.
6. If front bearing removal is required, press it out of the shaft toward the rear end of the shaft.
Service Manual
D1 High Power Open Circuit Pumps Size 65/130/145/193/260
Minor repairs
©
Danfoss | July 2019
L1527453 | AX00000292en-CN0201 | 43