Subject to change · 33143400 · 05.2016 · EN
Page 21
www.argo-hytos.com
10.4.1 Removing the pump
1. Loosen the hexagon nuts (Pos. 8).
2. Lift the module "filter pipe and housing" (Pos. 1) upwards.
3. Loosen the pump plate (Pos. 4) together with the wheel set (consisting of outer rotor and inner rotor, Pos. 5) from the
motor by gently pulling upwards.
4. Dispose of the pump plate, the wheel set and the O-rings according to the national environmental legislation.
NOTE
When replacing the pump, the O-rings (Pos. 3 and Pos. 6) must always be replaced by new O-rings.
Please take the Order No. from the spare parts list.
10.4.2 Installing the pump
1. Assemble the outer and the inner rotor (Pos. 5) and place them into the designated cut-out in the pump plate. The installation
position is optional.
2. Lubricate the O-rings (Pos. 3 and Pos. 6) and insert them into the provided O-ring grooves in the pump plate.
3. Attach the preassembled pump plate (Pos. 4 with Pos. 5) onto the motor.
Insert the key of the motor shaft (Pos. 7) in one of the four key grooves of the inner rotor.
NOTE
When pressing the pump plate onto the motor, please check that the O-ring (Pos. 6) does not slide out of the O-ring groove
and will be damaged between motor and pump plate.
The hole for the pin (rotation lock Pos. 2) must be opposite of the terminal box.
4. Wet or fill the wheel sets of the pump with oil.
5. Re-attach the assembly filter tube with the housing (Pos. 1) to the pump plate and the motor.
NOTE
When mounting the filter pipe, ensure that the O-ring (Pos. 3) does not slide out of the O-ring groove and will be damaged
between the pump plate (Pos. 4) and the housing (Pos. 1).
6. Screw the assembly with the nuts (Pos. 8) together (tightening torque 15
+2
Nm).
The device can be put into operation.
If not oil is sucked during commissioning, open the cover at the filter housing and fill with about 300 ml oil.
10.5 Replacing the motor
DANGER
Danger to life
Risk of electric shock
Before uninstalling, pull the mains plug. Uninstalling may only be carried out by qualified electricians.
Risk of injury
Risk of injury by incorrect handling
Uninstalling may only be carried out by instructed persons.
CAUTION
Risk of burns
Contact temperatures according to DIN EN563 (3) and DIN EN13202 (4) may be exceeded during operation.
Allow the filter unit to cool down before touching it.
