Maintenance Procedures - Hydraulic Quantium 310 Maintenance Manual
Page 4-12 Document Ref 941113-001 Rev 2
4.7 Changing the pulley on the EPZ pump
Before starting the maintenance procedure, please refer to section 2.
The pulley is accessed from side A of the dispenser (see section 2.3 for the identification
of the dispenser sides).
Tools required
•Replacement pulley (refer to the Parts Manual for exact part identification)
•Puller tool
•13mm spanner
Description of Parts
INSTRUCTIONS
1) Follow the instructions given in section 2.4 to gain access to the hydraulic area.
2) Follow the instructions given in section 4.5 to remove the motor v-belt.
3) Use a 13mm spanner to remove the hex head screw and two washers
on the pulley shaft and place in a safe position .
4) If required, use the puller tool to remove the pulley (and woodruff
key) from the EPZ pump. Pull from the centre part of the pulley
only - do NOT apply force with the puller fingers to the outer
edges of the pulley.
Note: Do not lose the woodruff key.
5) Fit new pulley to the EPZ pump and re-fit the woodruff key.
6) Re-fit the two washers and screw to secure the pulley in position.
7) Re-fit the v-belt and adjust as described in section 4.5.
8) Ensure that all tools and unused materials are removed.
9) Secure the hydraulic door to the dispenser and lock.
10) Re-instate power to the dispenser.
11) Dispose of all waste accordingly.
WOODRUFF
KEY
PULLEY
WASHER
LOCKING
WASHER
SCREW
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