Glow-worm COMPACT 75e Instructions For Use Installation And Servicing page 8

1.7 Gas Supply
The gas installation shall be in accordance with the rules in force
in the countries of destination.
The supply from the governed meter must be of adequate size
to provide a steady inlet working pressure of 20mbar (8in wg) at
the boiler. With all other appliances operating.
1.8 Electrical Supply
WARNING. This boiler must be earthed.
All system components shall be of an approved type.
The electrical installation shall be in accordance with the current
rules in force in the countries of destination at the time of
installation.
Connection of the whole electrical system of the boiler and any
heating system controls to the electrical supply, must be through
one common isolator.
Isolation should be by a double pole switched fused spur box,
having a minimum contact separation of 3mm in each pole.
The fused spur box should be readily accessible and preferably
adjacent to the appliance. It should be identified as to its use.
Alternatively, a fused 3A 3pin plug and unswitched socket may
be used, provided they are not used in a room containing a bath
or shower.
The mains supply cable and other cables connected to the
boiler must be the PVC flexible type of at least 0.75mm
0.20mm) .
1.9 Heating System Controls
The heating system should have installed: a timer and room
thermostat controlling the boiler.
OVERHEAT
CUT-OFF
LOW WATER
PRESSURE
SWITCH
PRESSURE
DIFFERENTIAL
MICRO SWITCH
MOTORISED
3 WAY VALVE
HOUSING
221895A
1 General Data
FANNED FLUE
HEAT EXCHANGER
MAIN BURNER
GAS VALVE
TEMP.
SENSOR
VALVE
PLATE TO PLATE
HEAT EXCHANGER
TEMP.
SENSOR
BYPASS
VALVE
C.H.
RETURN
D.H.W.
HOT
OUTLET
Thermostatic radiator valves may be installed, however they
must not be fitted in a room where the room thermostat is
located.
Note: All systems must have at least one radiator not fitted with
a thermostatic valve.
Note: For further information, see The Building Regulations
1991 - Conservation of fuel and power, 1995 edition - Appendix
G, table 4b.
COMPACT
230V 50Hz 150W Fused at 3A ~
I
For use on :
This boiler is intended exclusively
to be installed on a gas supply
with a governed meter
SPECIFIC WATER RATE 10.52 l/min.
DOMESTIC CIRCUIT PMW = 10 bar
HEATING CIRCUIT PMS
G20
HOT BURNER PRESSURE mbar
HEAT INPUT NETT
HEAT OUTPUT
SERIAL No.
2 (24/
The appliance flue type is a C
flue where the fan is downstream of the heat exchanger. The C
a horizontal flue termination, and the C
PUMP
HOUSING
D.H.W. C.H.
GAS
COLD FLOW
INLET
8
HEPWORTH HEATING LTD.,
BELPER,DERBYS. DE56 1JT
75E
TYPE : C - C
12
NO Class 3 x
-G20 - 20 mbar
2H
GC No. 47-047-06A
0086
86/AU/587
= 2.5 bar
DHW MAX. CH MAX.
14.7
Q = kW 24.45
= kW
P 21.98
INJECTOR: 4.1mm 205770
and C . This refers to a concentric
12 32
is a vertical flue termination.
32
EXPANSION
VESSEL
AUTOMATIC
AIR VENT
D.H.W.
MICRO SWITCH
SAFETY
VALVE
SAFETY
VALVE
DISCHARGE
457151
32
GB IE
MIN
14.7 1.71
24.45 10.85
21.98 8.79
is
12
Diagram 1.2
Diagram 1.3