Modine Manufacturing PAE 75 User Manual

m MOOINE
6-551.23
Part SH70880A (Rev. R)
May 1991
INSTALLATION AND SERVICE MANUAL
gas-fired unit heaters
models PA/PAE and BA/BAE
WARNING: Improper installation,
adjustment, alteration, service or
maintenance can cause property
damage, injury or death, and
could
cause exposure to substances which
have been determined by various state
agencies to
cause· cancer, birth defects
or other reproductive harm. Read the
installation, operating and maintenance
instructions
thoroughly before installing
or servicing this equipment.
FOR YOUR SAFETY
If you smell gas:
1. Open windows.
2. Don't touch electrical switches.
3. Extinguish any open flame.
4. Immediately call your gas supplier.
FOR YOUR SAFETY
The use and storage of gasoline or other
flammable vapors and liquids in open
containers in the vicinity
of this appliance
is hazardous.
To prevent premature heat exchanger failure do not locate
1 ANY gas-fired unit in areas where chlorinated, halogen-
ated or acid vapors are present in the atmosphere.
inspection
on arrival
1. Inspect unit upon arrival. In case of damage, report imme-
diately
to transportation company and your local Modine
sales representative.
2. Check rating plate on unit and motor to verify that power
supply and motor specification requirements meet
avail-
able electric power at the point of installation.
3. Inspect unit received for conformance with description of
product ordered (including specifications where ap-
plicable).
THIS MANUAL IS THE PROPERTY OF THE OWNER.
PLEASE BE SURE TO LEAVE IT WITH HIM WHEN YOU
LEAVE THE JOB.
Figure 1
Models PA/PAE and BA/BAE gas-fired unit heaters
contents
GENERAL INFORMATION
INSTALLATION Page
Special Precautions
............................ 2
Locating Units
................................ 3
Suspending Unit
.............................. 3
Venting
..................................... 4
Piping ....................................... 5
Electrical Connections
.......................... 6
Installing Blower Models ........................ 6
OPERATION
Prior
to Operation . . . . . . . . . . . . . . . . . . . . . . . . ..... 9
Lighting Instructions
............................ 9
After
Initial Start-up ............................ 9
Pilot Flame Adjustment ......................... 9
Natural Gas Flame
Control ...................... 9
Propane Gas Flame Control .................... 1 0
CHECKING INPUT
RATE
Input Adjustment ............................. 10
Manifold Pressure and Gas Consumption .......... 11
Orifice Drill Sizes ............................. 11
DIMENSIONAL DATA ........................... 12
PERFORMANCE DATA
Propeller Models ............................. 13
Standard Motor Data .......................... 13
Filter
Pressure Drop, BA Models ................. 14
Blower Nozzles,
Performance Data, Blower Models .. 14
Downward Deflector Hoods,
Propeller Models ... 16, 17
Blower Models without Enclosure
................ 18
Blower Models with Enclosure . . . . . . . .
......... 19
Power Codes Descriptions and
Total Unit
Power Requirements ............... 24, 25
Control Code Descriptions ...................... 26
SERVICE INSTRUCTIONS
Limit Control ................................ 20
Blocked Vent Safety Switch . . . . . . . . . . . . . . . . . . . . . 20
Burner Removal .............................. 21
General Maintenance ......................... 21
SERVICE DIAGNOSIS .......................... 21
Model & Serial No. Nomenclature ................ 27
MODEL IDENTIFICATION ....................... 27
WARRANTY
........................... Back Cover

Modine Manufacturing PAE 75 Specifications

General

Model	PAE 75
Input BTU/h	75, 000
Phase	1
Hertz	60
Mounting	Horizontal