Ventry POSITIVE PRESSURE VENTILATION FANS User manual

OWNER’S MANUAL
POSITIVE PRESSURE VENTILATION FANS
By Ventry Solutions, Inc.

FOR POSITIVE PRESSURE ATTACK AND VENTILATION
BY
Ventry Solutions, Inc.
Formerly J. Neils Enterprises, Inc.
14128 N. Hauser Lake Road
Hauser, ID 83854
[phone] • [phone]
Fax: [phone]
Thank you for purchasing a VENTRY®Positive Pressure Ventilation Fan made by
Ventry Solutions, Inc. Our experience as volunteer fire fighters, coupled with feedback from fire
fighters across the country, has helped make this fan the best on the market. If you have any
comments, ideas, observations or creative uses, please contact us by phone, email, mail or fax so
that we may continue to improve our product.
Fan Serial Number:________________________________________________
Fan Size/Model: __________________________________________________
Engine Serial Number: _____________________________________________
Invoice Number: __________________________________________________
Invoice Date:_____________________________________________________
Patent 5,503,526
Copyright 2010 Ventry Solutions, Inc., Fifth Edition
Printed February 12, 2010

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FAN SPECIFICATIONS..................................................................................................1
ADVANTAGES OF VENTRY®ALL TERRAIN FANS......................................................2
OUT OF THE BOX..........................................................................................................3
FAN TRANSPORT.......................................................................................................... 3
One Person Carry.......................................................................................................3
Two Person Carry.......................................................................................................3
LEG ADJUSTMENT........................................................................................................ 4
How to raise the fan with one person..........................................................................4
Another method of raising the fan, one person...........................................................6
How to lower the fan, one person ...............................................................................6
HOW TO USE POSITIVE PRESSURE VENTILATION................................................... 7
PPV The Basics..........................................................................................................7
Placement................................................................................................................... 8
Smoke Ejection...........................................................................................................8
FAN SAFETY.................................................................................................................. 8
Safety Guidelines........................................................................................................8
Ground Debris Pickup / Maximum Air Volume............................................................9
Stability .......................................................................................................................9
Filling the Gas Tank.................................................................................................... 9
Backdraft Situations.................................................................................................... 9
COMMON QUESTIONS ABOUT POSITIVE PRESSURE............................................ 10
Why positive instead of negative pressure ventilation?.............................................10
When should positive pressure not be used? ...........................................................10
What is the door seal and how important is it?.......................................................... 10
What are some examples of positive pressure ventilation? ...................................... 10
FAN COMPARISON METHODS................................................................................... 11
Ribbon Test............................................................................................................... 11
Volume Test..............................................................................................................11
Thrust Test................................................................................................................11
WARRANTY..................................................................................................................12
Propeller / Frame / Guard ......................................................................................... 12
Engine.......................................................................................................................12
TABLE OF CONTENTS

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MAINTENANCE............................................................................................................ 12
Engine Maintenance................................................................................................. 12
Kevlar & Fiberglass-Coated Propeller....................................................................... 12
Frame Maintenance.................................................................................................. 12
Tachometer............................................................................................................... 12
TROUBLE SHOOTING.................................................................................................12
Fan walks during operation....................................................................................... 12
Leg movement obstructed.........................................................................................13
Fan too large to fit compartment...............................................................................13
PARTS ORDERS..........................................................................................................13
PARTS LIST FOR 20 INCH FRAME............................................................................. 14
PARTS LIST, 20 INCH FRAME WITH WHEEL AND HANDLE OPTION...................... 14
20 Inch Frame Assembly Diagram............................................................................ 15
PARTS LIST 24 INCH FRAME ..................................................................................... 16
PARTS LIST, 24 INCH FRAME WITH WHEEL AND HANDLE OPTION...................... 16
24 Inch Frame Assembly Diagram............................................................................ 17
PARTS LIST FOR ENGINE, TACH AND SPARK......................................................... 18
Spark Arrester and Stickers GX Series Engines....................................................... 18
Spark Arrester and Stickers Honda GC135 Engine.................................................. 18
Tachometer/Hour Meter............................................................................................ 19
PARTS LIST FOR GUARD MOUNT............................................................................. 20
Guard Mount Pictures............................................................................................... 21
PROPELLER ORIENTATION.......................................................................................22
PARTS LIST FOR PROPELLER MOUNT.....................................................................22
Propeller Hubs and Tab Washer Pictures................................................................. 23
PARTS LIST FOR FRONT OF GUARD........................................................................ 24
Guard Front Picture ..................................................................................................24
PARTS LIST FOR LIGHT OPTION............................................................................... 25
Light Option Pictures.................................................................................................25
TORQUE VALUES........................................................................................................ 26

POSITIVE PRESSURE VENTILATION FANS
1
FAN SPECIFICATIONS
Note the asymmetrical appearance of the fan, both from the front and the side. These are design
aspects that keep the fan from walking.
Figure 1. Fan Dimensions
Fan Dimensions Inches
Size
1Ext 2Rtd
20 Depth 31½ 21¼
Inch Width 32½ 23¼
Fan Height 38½ 23¼
Depth 35½ 22¼
24 Width 36 27½
Inch Height 43½ 28¼
Fan Depth
Kohler 37¾ 24½
1Ext = fan with extended legs
2Rtd. = fan with retracted legs
Motor Size
Volume
(CFM)
Thrust
(Lbs)
Weight
(Lbs)
CO
(PPM)
Brand HP
Extended Retracted Dry Wet
20 Inch
Honda GX120 4 16500 16100 12.7 55 61 17
Honda GC135 4 16500 16400 12.7 54 59 26
Briggs Koolbore 3.5 12500 11900 12.3 50 55 22
24 Inch
Honda GX200 6.5 29500 27800 24.4 78 85 19
Kohler Made USA 6 25000 24400 21.9 77 83 --
Honda GX160 5.5 24000 23600 19.8 68 76 32
Honda GX120 4 20000 19600 17.6 62 68 16
Honda GC135 4 20000 19600 17.6 61 66 25
Briggs Koolbore 3.5 15000 14800 13.8 58 63 23
Light Option can be added to the Honda GX120 and Honda GX160 Motors
Tachometer and or spark arrester can be added to any fan.
Solid rubber wheels and handle option adds 2.5 lbs to weight with no change in size
Pneumatic tires & handle option adds 7 lbs to weight, 5 in to width, 2 in to depth, & 2 in to height.
Figure 2.Table of Fan Specifications

VENTRY SOLUTIONS,INC.
2
ADVANTAGES OF VENTRY®ALL TERRAIN FANS
Elevates air stream over obstacles and into elevated or awkward openings
Straddles obstacles, stands securely on uneven ground such as stairs and minimizes "walking"
Allows maximum flexibility in aiming air stream up and down at steep angles
CO levels well below the 35 PPM warning levels
Legs operate throughout full range of extension yet retract to fit a small compartment
Narrow air cone allows fan placement further from the structure opening to permit easy access
Efficient prop design allows for maximum air volume and quiet operation
Simple design for easy field service and next day factory parts availability
Five-year warranty on all materials and workmanship
Figure 3. Independently Extendable Legs

P OSITIVE P RESSURE V ENTILATION F ANS
3
OUT OF THE BOX
After unpacking your fan there are a couple of things you will need to do.
First, add fuel and oil. Oil amounts and specifications are listed in the engine manual under
servicing. All models use 0.63 quart of 10W-30 oil.
FAN TRANSPORT
One Person Carry
(Figure 4) Face the propeller, grip side handles with both hands and lift, pressing guard against
body.
Two Person Carry
(Figure 5) Left and right persons grasp corresponding seven handles.
Figure 4. One Person Carry
Figure 5. Two Person Carry

V ENTRY S OLUTIONS , I NC .
4
LEG ADJUSTMENT
Please note that these are just suggested ways of raising and lowering the fan. Each
firefighter finds a way to set the fan up that works best for them.
How to raise the fan with one person
Step 1: Loosen all three leg adjustment knobs.
Step 2: Rock the fan on two legs, one front and one rear allowing the other front leg to extend.
Step 3: Tighten the leg lock handle on
the extended leg.
Step 4: Rock fan onto rear and extended front leg allowing the other front leg to extend.
Figure 6 Step 1 Figure 7 Step 2
Figure 8 Step 3 Figure 9 Step 4.

P OSITIVE P RESSURE V ENTILATION F ANS
5
Step 5: Tighten the leg lock handle on the extended front leg.
Step 6: Rock the fan on the two extended legs while adjusting the remaining leg.
Step 7. Aim and tighten rear leg
Step 8. Start fan and check stability.
Figure 10 Step 5 Figure 11 Step 6
Figure 12 Step 7 Figure 13 Step 8