Larson Electronics EPF-10P.3 Series User manual

LARSON ELECTRONICS, LLC.
9419 US-HWY 175, Kemp, Tx, 75143
Telephone [phone]
Toll Free [phone]
Fax No. [phone]
e-mail: [email protected]
hp://www.larsonelectronics.com
OPERATING MANUAL
MODELS: EPF-10P.3 SERIES
C US
®

Typical Vent Setup Procedure
Place fan or blower a minimum of
Blower or Fan
90° Elbow
Manhole
Opening
Manhole Lid
Universal Mount
Saddle
Vent
Select a blower or fan based on environmental
proper set-up, please contact Customer Service.
STEP 2) Install 90° elbow on top of Saddle Vent
STEP 3) Install duct on boom of Saddle Vent
STEP 4) Install universal mount on Saddle Vent and
set in place with manhole lid for support
STEP 5) Install duct from blower to 90° elbow
STEP 6) Turn on blower or fan
Warning: For explosive environments,
follow ANSI/API 2015 and 2016 procedures
WARNING: HAZARDOUS LOCATION OPERATIONS
Use an explosion-proof or intrinsically safe blower or fan,
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SPECIFICATIONS
IMPORTANT
Motor Type 220 VAC, 50/60 Hz, 1/4 HP
Class 1 & 2, Group C,D,E,F,G
Outlet Size 8” Diameter (203 mm)
Flow Rates Free Air: 974 CFM
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SAFETY PRECAUTIONS
READ AND FOLLOW ALL INSTRUCTIONS BELOW
DO NOT
WARNING
If volale or explosive vapors are suspected, use explosion proof elecrc blower, explosion proof
contractors fan.
“EPF”
-Approved for outdoor use.
-Thermally protected.
- To reduce the risk of electric shock, connect only to an outlet provided with a ground fault interrupt-
ing device.
-Warning! Explosion hazard. Do not connect or disconnect while circuit is live unless area is known to be
non-hazardous.
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25 ft. of Duct with one 90° bend: 786 CFM

STEP 1)
Place fan in a clean fresh air environment.
space is unacceptable, consult a trained professional.
NOTE: The use of conducve ducng is recommended when opearng in potenally explosive environ-
ments. Assue that the fan is properly grounded before operang and the ground wire in the conducve
ducng is aached to the fan and Saddle Vent, if used.
STEP 2)
CAUTION:
not achieved, the duct should be removed from service.
STEP 3)
energized.
STEP 4)
The “ON/OFF” switch is integrated in the motor. Pull the “ON/OFF” switch knob outward to turn the fan “ON”.
PROBLEM POSSIBLE CAUSE SOLUTION
Air intake blocked
Possible internal damage housing for debris, damage, and loose screws.
Note: Never run fan for extended periods
Possible external damage broken welds, etc.
Circuit breaker trips Voltage output insufficient Test outlet with volt meter.
overload in motor trips Extension cord in use Eliminate extension cord and restart
TROUBLESHOOTING
SETUP AND OPERATION
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PARTS
ITEM # DESCRIPTION
1 8” to 10” DUCT TRANSITION
2 INTAKE/DISCHARGE GUARD
3 FAN BLADE ASSEMBLY
4 INLET/OUTLET FLANGE GASKET
5 HANDLE
6 EXPLOSION PROOF MOTOR WITH 25 FT. SJOOW CORD (NO PLUG)
7 MOTOR SUPPORT BRACKET
8RUBBER FOOT
9 GROUND LUG
10 RED POWDER-COATED STEEL HOUSING
11 STRAIN RELIEF
12 10-24 X 3-1/2” LONG THREADED STUD
13 ON/OFF SWITCH KNOB
14 FAN BLADE LOCK NUT
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