UHA S
TANDARD
U
NIT
H
EATER
I
NSTALLATION
O
PERATION AND
S
ERVICE
M
ANUAL
54 of 59
15.10.1 Fan Removal and Replacement
15.10.2 To Replace the Fan Assembly
To replace the fan assembly, reverse the procedure
shown above.
• Check that the fan blades are free to rotate
before turning on the power to the fan.
• Strictly comply with the color code of the fan
wires to ensure correct operation. See Page 22,
Section 10.3, Page 24, Section 10.5 or Page 26,
Section 10.7 wiring diagram.
• Use only genuine replacement parts sold and
supplied by Rapid Engineering LLC.
15.11 Limit Switches
15.11.1 Removal and Replacement
1. Remove the electrical connections to the
switch.
2. Unscrew the two screws securing the switch.
3. Fit a new switch with two screws.
4. Reconnect the electrical connections and test
operation.
Description
Part Number
Qty.
Axial Fan UHA[T][M][X][S] 150 - 175
90710417
1
Axial Fan UHA[T][M][X][S] 200 - 250
90710417
1
Axial Fan UHA[T][M][X][S] 300 - 400
90710416
2
WARNING
Severe Injury Hazard
Turn off gas and electrical supply before
service.
Fan can start automatically at any time.
Failure to follow these instructions can
result in severe injury or product damage.
Содержание UHAT 150
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