Maytag HRN31250P - Manual (Page 23)

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75 GALLON 70,000 AND 75,000 BTU/HR MODELS ONLY
3” DIA. VENT NUMBER OF
MAX. LENGTH (FT.) 90 ELBOWS*(Inside bldg.)
60 1
55 2
50 3
45 4
40 5
35 6
75 GALLON 70,000 AND 75,000 BTU/HR MODELS ONLY -
OPTIONAL 4” VENT PIPING
4” DIA. VENT NUMBER OF
MAX. LENGTH (FT.) 90 o ELBOWS*(Inside bldg.)
100 1
95 2
90 3
85 4
80 5
75 6
ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS
3” DIA. VENT NUMBER OF
MAX. LENGTH (FT.) 90 o ELBOWS*(Inside bldg.)
105 1
100 2
95 3
90 4
85 5
80 6
ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS -
OPTIONAL 2” VENT PIPING
2” DIA. VENT NUMBER OF
MAX. LENGTH (FT.) 90 o ELBOWS*(Inside bldg.)
40 1
35 2
30 3
25 4
20 5
15 6
* Two 45 o elbows are equivalent to one 90 o elbow.
One 90 o elbow equals 5 feet of equivalent vent length.
CEMENTING PVC, ABS OR CPVC PIPE AND FITTINGS
Read and observe all safety information printed on primer,
cleaner and cement containers.
Primer, cleaner and cements are extremely flammable. They
are harmful or fatal if swallowed. The vapors are harmful They
may irritate eyes and skin and can be absorbed through the
skin.
Always store primers, cleaners and cements in cool, dry, well
ventilated places. Do not store them near heat, sparks or flames.
Keep containers closed. Use them in well ventilated areas.
Wear impervious clothing while handling. Do not smoke, eat
or drink while handling. Wash thoroughly after handling and
before eating. Wear eye protection when handling. If swallowed,
drink water, do not induce vomiting, and call a physician or
poison control center immediately. If inhaled, get fresh air and
seek medical attention if ill feeling persists. In case of eye and
skin contact, immediately flush with plenty of water for 15
minutes and seek medical attention if irritation persists. KEEP
OUT AND REACH OF CHILDREN.
All primers, cleaners and cements must meet all local codes
and applicable standards of the American Society for Testing
Materials Standards.
Before using primers, cleaners and cements, stir or shake,
making sure contents of liquid. Do not use if found to be lumpy
or jelly-like.
1. Cut pipe ends squarely removing all burrs and dirt.
2. Dry fit pipe and fittings to be connected for proper fit.
3. Clean pipe and fitting with a primer/cleaner.
4. Apply a thin coat of cement to fitting, avoiding puddling inside.
5. Apply a liberal coat of cement to pipe leaving no voids
6. QUICKLY assemble parts while cement is fluid! If you wait
too long, re-coat pipes.
7. Push pipe completely into socket of fitting, turning as it goes
until it bottoms.
8. Hold pipe and fitting together for 30 seconds. Then carefully
clean off excess with a cloth. Allow connections a sufficient
time to cure before disturbing.
9. Remember that vent pipes must be adequately and securely
supported.
APPROXIMATE SETTING TIME FOR
2 1/2” TO 4” PIPE JOINTS
MOVEMENT COMPLETE
OF JOINTS SET
90 o F TO 150 o F 3/4 HR. 8 HRS.
50 o F TO 90 o F 1 HR. 15 HRS.
0 o F TO 50 o F 1 1/3 HR. 18 HRS.
CUTTING OPENING THROUGH AN OUTSIDE WALL AND
COLLAR INSTALLATION
After reading the manual and you have determined the location
of the opening in the wall, (using the drawing below), cut a
2 1/2” hole for 2” vent piping, 3 1/2” hole for 3” vent piping or a
4 1/2” hole for 4” vent piping through an exterior wall.
NOTE: When determining location of the opening in the
outside wall allow for the 1/8” rise per five feet that has
taken place in the horizontal run.