Verderflex Dura 10, Operating Manual

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Dura 5 - 35 4.0v-06.2013 21 | Page
7.3.3 Rebuild / Repair
Reinstall the components, in accordance with the
marks applied.
NOTE
Material damage due to unsuitable components!

Always replace lost or damaged bolts with bolts of the
same strength and material.
1.
Observe the following during the installation:
– Replace worn parts with genuine spare parts.
– Maintain the prescribed tightening torques
(→ 10.1.3 Tightening torques)
2.
Clean all parts (→ 10.1.5 Cleaning agents). Do not
remove any markings which have been applied.
3.
Reassemble the pump (→ refer sectional drawing).
4.
Install the pump in the system (→ 5 Installation and
connection)
7.4 Hose change
WARNING
Risk of injury!
Always isolate the power supply before working on the
pump.
The hose change involves removal and re-installing
the port flanges.
7.4.1 Dismounting the hose

Draining lubricant
WARNING
Slip hazard due to spilt lubricant!

Care must be taken when lubricant is drained into a
container.

Dispose of used lubricant in accordance with local laws
and good environmental practices.

Motor isolated.

System secured against being switched back on
again.
1. Remove the drain plug at the rear of the pump.
2. Drain the lubricant into a suitable container.
3. Remove the lower flange and allow any excess
lubricant to drain out.

Removing the hose
CAUTION
Risk of injury if the hose is expelled too quickly

Slowly remove the hose by running the motor at a
reduced speed
1.
Remove both the flanges.
2. Use the motor to drive out the old hose. If no power is
available, remove the fan cover and turn the fan shaft
by hand or using suitable leverage.
3. Clean the pump housing.
4. Inspect the flanges for damage and signs of wear.
7.4.2 Re-installing the hose, port flanges, lubricant
refill and fitting the inspection window
- Follow step by step, the instructions listed in
section
→ 5.6 (Installing the hose)