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Inspection On Arrival

1.  Inspect unit upon arrival. In case of damage, report 

immediately 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 available 

electric power at the point of installation.

3.  Inspect unit received for conformance with description of 

product ordered (including specifications where applicable).

THIS MANUAL IS THE PROPERTY OF THE OWNER. 

PLEASE BE SURE TO LEAVE IT WITH THE OWNER WHEN YOU LEAVE THE JOB.

General Information

Installation and wiring of these electric unit heaters must conform 

to all applicable local codes and the National Electric Code. 

Wiring of these electric unit heaters should only be performed by 

a qualified electrician.
These electric unit heaters are Listed by Underwriters 

Laboratories, Inc. Representative samples of this product 

have been evaluated by UL and meet the applicable U.S. and 

Canadian safety standards with components as furnished.
All replacement parts and controls are proprietary in that they 

have all been designed, tested, and approved for the particular 

application to insure both physical fit and electrical performance. 

Any substitution of parts or controls not approved by Modine will 

be at installer’s risk. For replacement parts, submit the unit  

heater model number, power code, control code and serial 

number shown on the rating plate attached to the unit.
Do not remove outlet fan guard from vertical electric unit heaters 

except to service the unit.

 

Contents

General Information  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Installation

 

Special Precautions / Important Instructions. . . . . . . . . .2

 

Unit Locations   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

 

Ceiling Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

 

Wall Mounting Bracket  . . . . . . . . . . . . . . . . . . . . . . . . . .5

 

Dimensional/Performance Data  . . . . . . . . . . . . . . . . . . .6

  

Motor Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

  

Wiring Instructions/Data  . . . . . . . . . . . . . . . . . . . . . . . 7-8

Operation

 

Prior to Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

 

Initial Start-up  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

General Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Troubleshooting  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Model PTE

Model VE

INSTALLATION AND SERVICE MANUAL

electric unit heaters

models VE and PTE

2-506.14

5H605869 

January, 2013

WARNING

IMPORTANT

The use of this manual is specifically intended 

for a qualified installation and service agency. 

A qualified installation and service agency 

must perform all installation and service of 

these appliances.

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.

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.

Summary of Contents for PTE

Page 1: ...at installer s risk For replacement parts submit the unit heater model number power code control code and serial number shown on the rating plate attached to the unit Do not remove outlet fan guard from vertical electric unit heaters except to service the unit Contents General Information 1 Installation Special Precautions Important Instructions 2 Unit Locations 3 Ceiling Suspension 4 5 Wall Mount...

Page 2: ...pany Refer to the rating plate on the appliance for complete appliance model number serial number and company address Any substitution of parts or controls not approved by the factory will be at the owner s risk 5 Do not operate any heater if it malfunctions Disconnect power at service panel and have heater inspected by a qualified installation and service agency CAUTION 1 All literature shipped w...

Page 3: ...above which the unit will not deliver heated air to the floor The maximum mounting heights must not be exceeded in order to assure maximum comfort WITH CONE JET WITHOUT DEFLECTOR S H S S H H T T H H S H WITH LOUVERS WITH TRUNCONE Figure 3 3 Vertical Delivery Heat Spread Throw Unit Mounting CAUTION 1 Do not install VE type unit heaters closer than 18 inches from ceiling and 24 inches horizontally f...

Page 4: ...capscrews to facilitate threaded pipe suspension Two kits are required to pipe mount a vertical unit Kit is not available on 480 volt models VE50 thru VE250 with transformer junction box INSTALLATION Figure 4 4 Ceiling mounted Model PTE Figure 4 1 Vertical Model VE with Cone Jet Accessory Installed ANGLE BRACKET FASTENING Figure 4 2 Horizontal Delivery with Louver Deflectors Models PTE300 PTE400 P...

Page 5: ... bracket saves installation time has a built in wall clearance and provides an inexpensive and convenient wall mounting method The one point suspension shown above permits swiveling the unit 180 degrees horizontally for most effective air direction Refer to separate bulletin included in the kit for bracket assembly and installation Refer to Figure 4 2 for maximum mounting heights Minimum mounting ...

Page 6: ...EARANCES AT LEAST 18 FROM CEILING AND 24 HORIZONTALLY FROM NEAREST ENCLOSURE 7 8 DIA FOR CONTROL WIRING 4 MTG HOLES 1 2 13 N C TAP Figure 6 2 Outline Dimensions PTE Models 12 18 24 24 MIN CEILING WALL 5 18 MIN 6 25 3 8 34 7 8 20 5 8 8 5 8 5 3 4 7 8 OPENING FOR CONTROL WIRING HANGER BRACKET 4 PROVIDED 4 MTG HOLES FRONT AND REAR 5 8 DIA 1 3 8 OPENING FOR POWER SUPPLY Table 6 3 Motor Specifications T...

Page 7: ...t The unit may also be controlled by a remote manual on off switch Control wiring should be No 14 AWG American Wire Gauge Total line amperes in Table 8 1 includes fan motor and element current FLA Refer to Table 6 3 for motor current draw All 480 volt three phase units have built in transformers and fuses to stepdown voltage and protect motor and control circuit Fuse blocks with fuses are factory ...

Page 8: ...so provide closer temperature control Models VE and PTE 300 400 500 cannot operate in two stages with this control and a low voltage thermostat but will respond with full operation of all elements OVERHEAT CONTROL ELEMENT CONNECTION Model Volume VE50 thru 100 3 029 cm3 VE150 thru 250 2 883 cm3 VE PTE300 thru 500 9 570 cm3 JUNCTION BOX POWER SUPPLY OPENING THERMOSTAT WIRING OPENING Table 8 2 Power ...

Page 9: ... switch will permit the motor to continue operation and cool the heater while power to the elements is interrupted This overheat control should operate only when something is seriously wrong with the unit When this control operates correct the difficulty immediately or serious and permanent damage may result The motor for the circulating air fan has internal thermal overload protection If for any ...

Page 10: ...not have oil fitting These are lubricated for long life and do not require further lubrication 6 Routine cleaning of the outer unit casing and protective screen is recommended to remove dirt grease or corrosive material that may damage finish Rusted or corroded spots on top or bottom casing should be sanded and repainted 7 Clean fan blades elements and inside casing with either a detergent solutio...

Page 11: ...ing and connections check continuity through control Replace if necessary 2 Summer winter switch in 2 Change switch position summer position 3 Defective or incorrect wiring 3 Check all wiring and connections See diagram inside junction box 4 Blown element fuses 4 Replace element fuses Elements heat but fan 1 Fan motor failure 1 a Check for loose electrical connections does not operate Check wiring...

Page 12: ...D IN HIGH HUMIDITY APPLICATIONS AND UTILIZING STAINLESS STEEL HEAT EXCHANGERS BUYER S REMEDY FOR BREACH AS LIMITED HEREIN SHALL BE LIMITED TO TEN YEARS FROM DATE OF SHIPMENT FROM SELLER These warranties are issued only to the original owner user and cannot be transferred or assigned No provision is made in these warranties for any labor allowance or field labor participation Seller will not honor ...

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