Important Notices - Ruffneck FX5 Serie Instructions D'installation, D'utilisation Et D'entretien

B.

IMPORTANT NOTICES

WARNING
Read and adhere to the following. Failure to do so may result
in severe or fatal injury. WARR ANT Y WILL BE VOID.
1. Read and follow all instructions in this manual.
2. Heater is to be used only in atmospheres having an
ignition temperature higher than the heater's maximum
rated operating temperature as shown on the heater data
plate. Refer to applicable electrical codes for additional
information.
3. Heater to be used only in the hazardous locations
indicated on the heater's data plate.
4. Heater is for dry indoor use only. Do not immerse in water.
Do not store or use in areas exposed to rain or snow.
5. Heater is to be connected and serviced only by a
qualified electrician experienced with hazardous location
equipment.
6. Installation and wiring of the heater must adhere to all
applicable codes.
7. Disconnect heater from power supply at integral
disconnect or fuse box before opening enclosures or
servicing heater. IF INTEGRAL DISCONNECT IS BEING
SERVICED, verify that power has been disconnected
at fuse box or main panel. Lock the switch in the
"OFF" (open) position and/or tag the switch to prevent
unexpected power application.
8. This heater is equipped with a single bimetal
overtemperature high-limit. It is of the automatic reset type
and therefore the heater may restart without warning. The
heater is not to be operated with the high-limit disabled or
disconnected from the control circuit.
9. Venting pressure of the pressure relief valve (PRV) is
factory set. Do not tamper with lock nut. (See Figure 1,
page 5.)
10. Do not tamper or remove warning label indicator on
the PRV.
11. Operate the heater only while it is permanently mounted
in an upright position. Refer to Section D. Installation,
page 7 for details.
12. Heater must be kept clean. When operating in a dirty
environment, regularly clean the finned tubes, fan, and fan
guard. Follow the recommended maintenance procedures.
Refer to Section A. Heater Maintenance Checklist,
page 3 for details.
13. The heater core is vacuum charged and contains
propylene glycol. If any fluid leakage occurs from the
heater, disconnect it from the power supply and have
the core replaced with a factory supplied core. Refer to
Section I. Repair & Replacement, page 18 for details.
14. Do not operate the heater with any of the louvers fully
closed or overriding their stops.
15. Do not operate the heater in atmospheres corrosive to
steel or aluminum.
16. Do not operate heater in ambient temperatures above
104°F (40°C).
17. Use factory approved replacement parts only.
18. See applicable electrical codes for seal requirements in
field installed conduits. Factory installed conduits require
no further sealing.
19. Crackling or pinging noises within the heater core during
start up may occur. This is normal.
20. Air discharge near the bottom of the heater may be
warmer than the top. This is normal.
21. If there are any questions or concerns regarding the heater,
contact the factory. Refer to the back cover of this manual
for details.
PRV Lock Nut
PRV Body
Figure 1
Pressure Relief Valve (PRV)
PRV
Label Indicator
5 5