TABLE 5. FAN PERFORMANCE CURVE
TABLE 4. MAIN BURNER PRESSURE SETTINGS
1
Telephone: 01604 762881
8. INSTRUCTIONS FOR USER
8.1
If the building is unoccupied, ensure that the Instructions for User are left taped to the air heater for the User, and
Installation Instructions are left at or near the air heater for use on future service calls.
8.2
If the building is occupied, hand the User Instructions over and ensure the User understands:
8.2.1 How to ignite the Pilot and Main Burners.
8.2.2 How to operate the Thermista-stat/room thermostat, Time Control switch and SUMMER AIRFLOW switch, and
that the Time Control must be reset following a power failure.
8.2.3 How to extinguish the Pilot and Main Burner at the Multifunctional Control, and switch off the electrical supply
to the heater.
8.2.4 How to remove, clean and refit the air filter and at what intervals, (i.e., fortnightly, or weekly for new houses).
8.2.5 How to control the heating system by opening and closing warm air outlets.
8.2.6 How to obtain summer air circulation.
8.2.7 That the air grilles on the heater or heater compartment; grilles and ventilators in the walls, windows or doors of
the building
MUST NOT BE OBSTRUCTED
.
8.2.8 That the heater must be serviced at least once a year by a competent person to ensure efficient and safe
operation.
8.2.9 That the red instructions for safe use have been pointed out and understood.
8.2.10 That expert help must be obtained if persistent failure of the pilot burner occurs.
150 300 250 300 ft³/min
0.07 0.09 0.12 0.14 m³/sec
Air Volume
mbar
in.wg
0.50
0.20
0.375 0.15
0.25
0.10
0.125 0.05
R
esistance
External
to
Heater
Response
Area
RESPONSE
AREA
LOW RATE
MEDIUM RATE
HIGH RATE
kW
MJ/h
Btu/h
kW
MJ/h
Btu/h
kW
MJ/h
Btu/h
INPUT
10.40
37.4
35,500
11.4
41.0
38,900
12.5
45.0
42,640
OUTPUT
7.3
26.4
25,000
8.5
29.5
28,000
9.1
32.7
31,000
GAS RATE CV 1037 Btu/ft³
0.98m³/h (34.5ft³/h)
1.06m³/h (37.5ft³/h)
1.16m³/h (41.1ft³/h)
BURNER SETTING PRESSURE
(HOT)
10.1mbar (4.0 in wg)
12.4mbar (5.0 in wg)
14.3mbar (5.7 in wg)
MAIN INJECTOR
BRAY CAT 23/850
Summary of Contents for HI-SPEC M31
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Page 29: ...FIGURE 8 HI SPEC M31 EXPLODED DIAGRAM 29 Telephone 01604 762881 15 EXPLODED DIAGRAM...
Page 30: ...FIGURE 9 HI SPEC M31 DIMENSIONS www johnsonandstarley co uk 30 16 DIMENSIONS...
