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Page 14
HKF 8180
Version 1.0en
05/2013
HKF 8180
■
Loosen the nuts (pos. A) and dismantle the circulating pump (pos. B).
warning
Hot water!
Severe scalding possible.
h
Allow the HKF 8180 to cool down first before carrying out any maintenance, cleaning or
repair work.
h
When draining the HKF 8180, do not touch the hot water.
A
B
Fig. 8: Dismantling the circulating pump
6.3.2 Fitting the circulating pump
■
Replace damaged or faulty gaskets if necessary.
■
Insert the circulating pump and tighten the nuts (for tightening torques, see “Technical data” on page 18).
■
Connect the wiring to the circulating pump as per the electrical wiring diagram.
■
Slowly
open the ball valves (multi-function fittings, pos. A, Fig. 9 on page 15) by turning the thermometer
handle (see
“Thermometer handle settings” on page
11).
■
Prime the HKF 8180
slowly
with pressure and vent the system, if necessary.
note
Switch the circulating pump off during the venting process.