2
Please read and understand these instructions prior to installing your UTC 15 vented
water heater. Particular attention should be paid to the section headed
IMPORTANT
INSTALLATION POINTS
. Following installation and commissioning the operation
of the heater should be explained to the customer and these instructions left with
them for future reference.
TECHNICAL SPECIFICATIONS
Electrical rating ................................................... 1.38/1.5kW 230/240V
or ....................................................................... 2.75/3.0kW 230/240V
Capacities ............................................................ 15 litres
Weight (full) ........................................................ 23.4kg
Rated pressure (Open Outlet) .............................. 0 bar
Rated pressure (Max. head pressure Cistern Fed)
............................................................................. 2 bar (20 metres)
Minimum recommended supply pressure ........... 0.4 bar (4 metres)
1.0 IMPORTANT INSTALLATION POINTS
1.1
The UTC 15 vented water heater is designed to be fitted under a sink or worktop.
1.2
The UTC 15 can be installed either as an Open Outlet or Cistern Fed type unit
when used with the appropriate fittings.
1.3 DO NOT connect directly to the mains water supply.
1.4 OPEN OUTLET INSTALLATION
When installed as an Open Outlet water heater the outlet acts as a vent and
must not be connected to any form of tap or fitting not recommended by
Heatrae Sadia.
Only one outlet can be served via an Open Outlet type tapset.
1.5 CISTERN FED INSTALLATION
When installed as a Cistern Fed water heater the cold water supply must be
from a feed cistern complying with Water Byelaw 30.
A vent pipe must be connected to the outlet of the heater. The vent pipe must
rise continuosly and be arranged to discharge into the cold water feed
cistern.
The vent pipe must have a minimum bore of 19mm.
