
6
ENG
UA***HD4** pump repla0300069IE rel. 1.0 - 30/09/2022
1.
UA***HD3** - UA***HD4** PUMP REPLACEMENT
1.1. DISASSEMBLED BRASS PUMP (P/N UAK....)
All the following operations must be carried out with the power off and with the water supply closed.
Remove the motor + pump block
from the unit, disconnecting the water
hoses, wiring and screws fixing the
motor to the base.
Fig. 1.a
A
B
B
A
A
B
A
B
Remove the pump from the motor
by unscrewing the four M8 bolts on
the flange (A). If the pump is hard to
remove from the motor, use the previ-
ously removed flange bolts on the four
threaded disassembly points (B).
Fig. 1.b