Munster Simms Engineering Ltd.
, 2 Enterprise Road, Bangor, Co Down, BT19 7TA, U.K.
–
Northern Ireland
tel.: +44 (0)2891 270 531
fax.: +44 (0)2891 466 421
www.whalepumps.com
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Water Heater
Figure 5
–
Typical installation Whale
®
Water Heater
As detailed in Figure 4, the hot water temperature cannot be chosen by the user with all control
panels. The water can reach temperatures more than 70°C. Should there be a risk of scalding, a
thermostatic mixing valve
must be
used to ensure safe operation of the hot water system.
3.0 Fault Trees
The fault tree over the following pages shows the various fault modes that the Water Heater might
encounter. At the end of each possible issue, the chapter reference is given to help locating the
relevant corrective action or a brief description to rectify the fault.
other gas
appliances
R