Installation
1. Turn off all power to fan.
2. If it is a new installation, cut and frame out a
14” x 14” hole. Prepare all wiring and fusing
per specifications.
3. Remove old fan inside and out.
4. Carefully remove all old roof sealant.
Surface must be clean and dry.
5. Check fit of new fan inside and out.
--Hinge must face toward front of the RV.
--Verify correct wiring size and length.
--Check inside ceiling flange clearance.
---To cut trim, see page 4 or call SHURflo.
--Holes in roof exterior can be filled with
wood putty or sealant to ensure a better
seal later.
6. Apply 1” Butyl putty tape around mounting
hole pattern on roof side of fan chassis.
--Center the tape over the mounting holes.
7. Place unit on roof and check alignment
inside and outside.
--Hinge must be to the front of the RV.
8. Screw unit to roof with 28 screws.
--
Install screws slowly. Torque = 10-15 in-lb.
--Screws from previous unit can be used.
9. Seal all edges and screws with silicone
sealant, or use EPDM rubber roof sealant
for rubber roofs.
--Do not allow sealant to contact dome hinge
or rain sensor.
10. Check wire polarity and connect wires inside
of coach. Coach wires are either black (-)
and red (+) or white (-) and black (+).
--Fan red wire is positive (+). Coach ( + )
wire may be red or black.
--Fan black wire is negative (--). Coach ( -- )
wire may be black or white.
--Polarity must be correct! Check polarity
with voltmeter before attaching wires.
11. Test hand crank by turning CW to open
dome.
--Crank must be in upper position for power
operation (if equipped).
--Dome motor (if equipped) must be stopped
before moving hand crank in or out.
12. Place lower trim in place and secure with 4
screws provided. To cut trim, see page 4.
--Hand crank should be facing front
13. Turn on main power to unit.
14. Test unit.
Operation
Hand Dome Operation
Use this knob to manually open or close the
dome. The dome can be stopped in any
position. If equipped with a motorized dome,
pull the hand crank down to disengage the
motor before turning by hand. Push the hand
crank up when finished to re-engage the dome
motor.
Dome must be fully closed when the
RV is in motion.
Fan On / Off & Speed Control
Use this switch to turn the fan power on and off.
This switch must be turned on to operate
motorized dome and intake / exhaust direction,
if equipped. This switch also adjusts the fan
speed to the desired setting.
Fan Speed Control
Turn the knob clockwise to increase fan speed
and counterclockwise to decrease fan speed.
Fan works best when a window or door is
slightly opened to allow air to circulate in or out
of the RV.
Changing Fan Direction
Intake / Exhaust Switch
Press this switch to change fan direction to blow
air out of the RV (Exhaust) or to bring outside
air into the RV (Intake). To ensure long product
life, fan should be stopped before changing
directions. Fan works best with a window or
door slightly open to allow air to circulate in or
out of the RV.
Power Dome Operation
Dome Motor
Press this switch to open or close the dome.
The dome can be stopped in any position. To
conserve power, the fan will stop while the
dome motor is running. Automatic overload
protection will stop the dome in case of an
obstruction.
911-725-D
page 3 of 6
Fan Cleaning
Turn off all power, and remove screen by
unsnapping 4 fan clips. Wipe fan with damp rag
with mild detergent only. Dry unit after wiping.
Do not immerse fan in water.
To replace screen, align clips and snap in place.
NEVER operate fan with screen removed
!
