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RRSHA Series Hot Air Blower User Manual
1.2.2.3
Cold Air On/Off
The Cold Air switch has two positions:
On (upper position): The RRSHA Hot
•
Air Blower blows cold air only, i.e.,
power is not provided to the blower
heating elements.
Off (lower position, set by default):
•
Whenever power is provided to the
air blower, power is also provided to
the blower heating elements.
1.2.2.4
Rod – Crib Heater Circuit On/Off
(Model with Suffix "R")
This feature is factory installed only
when specified. It can be identified in
the model numbering with included
Suffix "R". Rod – Crib Heater circuit
switch has two positions:
On (upper position):
•
Whenever power is provided to the
heating elements, power is also
provided to one additional Rod/Crib
circuit. This switch can be used to
energize optional equipment such
as Crib Heaters or Flat-Jacket Snow
Melters. Consult factory if more
than one Rod/Crib circuit is
required.
Off (lower position, set by default):
•
Power is not provided to optional
equipment.
1.2.2.5
GFI Fault Reset
(Model RRSHA5 with Suffix "R" only)
This feature is only factory installed on
RRSHA5 series heaters as an additional safety
feature when the Rod-Crib Circuit is included
(RRSHA5 series with Suffix "R"). The GFI
Fault Reset switch is a momentary switch set
to the down position by default. After the
cause of a ground fault is found and
corrected, press the switch up for two
seconds to reset the circuit.
1.2.3 Circuit Panel
Fig. 7
Circuit Panel
Removing the top panel of the control box
provides access to the Circuit Panel. In
addition to the primary circuit for the RRSHA
Hot Air Blower's heating elements and air
blower, the Circuit Panel may contain a
secondary circuit for powering optional
equipment, such as a Crib Heater and Flat-
Jacket Snow Melter Rods.
1.2.3.1
Individual Circuit Breaker Protection
Fig. 8
Circuit Breakers
ENM-3600-00
8
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