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HE, DE & RE MANUAL 

IOM-26 

5 of 33 

Oct 12 R4

 

 

WARRANTY 

 

LIMITED WARRANTY

 ENGINEERED AIR will furnish without charge, F.O.B. factory, freight collect, 

replacement parts for, or repairs to products covered herein which prove defective in material or 
workmanship under normal and proper use for a period of twelve (12) months from the initial start-up or 
eighteen (18) months from the date of shipment, whichever expires sooner, provided the customer gives 
ENGINEERED AIR written notice of such defects within such time periods and provided that inspection by 
ENGINEERED AIR establishes the validity of the claim and all pertinent invoices have been  paid in full.  
The repairs or replacements will be made only when the complete product(s) or part(s) claimed to be 
defective are returned to ENGINEERED AIR or a depot designated by ENGINEERED AIR, transportation 
charges prepaid.  Repairs or replacements as provided for by this paragraph shall constitute fulfillment of 
all ENGINEERED AIR's obligations with respect to this warranty. The refrigerant charge is not included in 
any part of this warranty. This warranty does not apply to any products or parts thereof that have been 
subject to accident, misuse or unauthorized alterations, or where ENGINEERED AIR's installation and 
service requirements have not been met.   
 
The foregoing warranty is in lieu of all other warranties, express or implied.  ENGINEERED AIR specifically 
disclaims any implied warranty of merchantability and/or fitness for purpose.  Under no circumstances shall 
ENGINEERED AIR be liable to, nor be required to indemnify, Buyer or any third parties for any claims, 
losses, labour, expenses or damages (including special, indirect, incidental, or consequential damages) of 
any kind, resulting from the performance (or lack thereof) of this Agreement or the use of, or inability to use 
the goods sold hereunder, including, but not limited to, damages for delay, temporary heating/cooling 
costs, loss of goodwill, loss of profits or loss of use.  Furthermore, the parties agree that the Buyer's sole 
remedy under this Agreement shall be limited to the limited warranty set forth in the preceding paragraph 
relating to the repair or replacement of any defective goods.  Under no circumstances shall any claim or 
award against ENGINEERED AIR exceed the original contract price whether awarded through arbitration, 
litigation or otherwise.  
 
ENGINEERED AIR Warranty is void if: 
 
1. 

The unit is not installed in accordance with this manual.  

2. 

The start-up and operation of the unit is not performed in accordance with this manual.  

3. 

The unit is operated in an atmosphere containing corrosive substances.  

4. 

The unit is allowed to operate during building construction. 

5. 

The unit is allowed to operate in atmospheres where chlorine or chlorine compounds are present or 
which contain any contaminant (silicone, aluminum oxide etc.) that adheres to the spark ignition 
flame sensing probe. 

Summary of Contents for ENGINEERED AIR DE Series

Page 1: ...EAD OFFICE AND FACTORY CANADIAN EASTERN FACTORY 1401 HASTINGS CRES SE CALGARY ALBERTA T2G 4C8 Ph 403 287 2590 Fx 888 364 2727 Parts 32050 W 83 rd STREET DESOTO KANSAS 66018 Ph 913 583 3181 Fx 913 583...

Page 2: ...T FREEZE PROTECTION 16 ELECTRICAL INSTALLATION 16 Recommended 24V Field Wiring Size 17 DUCT MOUNTED TE 6000 EA3 TEMPERATURE SENSOR 18 COIL CONNECTIONS 18 DRAIN TRAPS 19 FLUSHING AND DEGREASING OF WATE...

Page 3: ...inning the installation including all safety precautions and warnings FOR YOUR SAFETY If you smell gas 1 Open windows 2 Don t touch electrical switches 3 Extinguish any open flame 4 Immediately call y...

Page 4: ...S Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Leave the building immediately Immediately call your gas supplier from a phone remote from...

Page 5: ...warranties express or implied ENGINEERED AIR specifically disclaims any implied warranty of merchantability and or fitness for purpose Under no circumstances shall ENGINEERED AIR be liable to nor be r...

Page 6: ...be internal damage Remove protective covers and check for internal damage Replace covers if the unit is not being assembled or installed at this time Open access doors and check for internal damage Cl...

Page 7: ...n of the Canadian Electrical Code Part 1 C S A Standard C22 1 Provincial and Local Codes and in accordance with the local authorities having jurisdiction 3 The installation of this unit shall be in ac...

Page 8: ...dance with local authorities having jurisdiction or NFPA 54 an accessible approved manual shutoff valve shall be installed within 6 ft 1 8 m of the valve train gas manifold 6 The installation of this...

Page 9: ...ic unit mounting Consult the Submittal Record for specific unit mounting Engineered Air units are constructed for three types of mounting 1 Base mounting Consult the Submittal Record for type of mount...

Page 10: ...he gasket material for splits is open cell foam It is less dense than the closed cell foam and compresses easily ONLY USE THE CLOSED CELL FOAM GASKET PROVIDED FOR SEALING THE CURB Curbs may be broken...

Page 11: ...rial for sealing the curb The gasket material for curbs is closed cell foam It is more dense than open cell foam and does not compress as easily ONLY USE THE OPEN CELL FOAM GASKET PROVIDED FOR SEALING...

Page 12: ...pply pressure higher than the unit rating plate requires an additional field supplied gas regulator 5 Install an approved appliance shutoff valve on the gas supply in accordance with the requirements...

Page 13: ...within 20 ft 6 m horizontally of the vertical plane in which combustible gas vapor or dust is present This equipment shall be installed so that in the event the make up air shut down causes a hazard...

Page 14: ...ion air must be provided in accordance with the information shown on the name plate Recirculation of room air in HE DE RE units may be hazardous in the presence of A Flammable solids liquids and gases...

Page 15: ...jurisdiction if there is airborne particulate matter that could be detrimental to the operation of the heater If airborne particulate matter could accumulate in the duct system in the re circulating...

Page 16: ...ally grounded and all wiring must be installed in accordance with the National Electrical Code ANSI NFPA 70 and or the Canadian Electric Code CSA 22 1 and to the approval of the authorities having jur...

Page 17: ...15 12 AWG Notes 1 The field wiring load depends on the actual load on a particular control circuit the field wiring is connected to Refer to the internal wiring diagram of the unit 2 The table above i...

Page 18: ...refrigerant coils For proper operation airflow must be counterflow to the flow of the fluid The inlet water connection is normally at the bottom of one header and the outlet water connection at the to...

Page 19: ...nnected and properly trapped Cooling coil drain pans may have multiple drain connections extending outside the unit casing Multiple drains may be connected to a common drain providing that each drain...

Page 20: ...contains moving parts that can start unexpectedly Injury or death could occur if instructions are not followed All work should be performed by a qualified technician Always disconnect and lock out pow...

Page 21: ...is less than 2 and therefore is OK If voltage imbalance is greater than two percent 2 turn off main disconnect and contact the installing electrical contractor to have the voltage condition corrected...

Page 22: ...re the air volume being delivered matches the unit rating plate Failure to perform a proper air balance can cause injury or death damage to the equipment property damage system operational problems or...

Page 23: ...e rate is less than noted in the table remove the 6mm tube reconnect the outlet pressure tap plug 8 Energize the control system and open upstream manual gas valve 9 After testing check all piping conn...

Page 24: ...the problem For example a lockout will occur if the air pressure switches are not made Refer to separate trouble shooting guide for additional information Also check spark rod and flame rod to see if...

Page 25: ...iring close the main manual firing valve and the pilot firing valve The automatic valves should close within 4 seconds and the flame ignition control should lock out within 10 to 15 seconds To return...

Page 26: ...l growth or any other indoor air quality issues If mold or biological growth is present determine and fix the cause Properly remove and dispose of the contamination Properly clean and sanitize the aff...

Page 27: ...in the pulleys the V belt does not have to be extremely tight It should be as loose as possible without slipping in the pulley grooves Belt deflection 3 4 19mm for each foot 300mm of span between the...

Page 28: ...in lb 26 31 Nm 2 7 16 62mm 147 in lb 16 6 Nm 155 in lb 17 5 Nm 228 272 in lb 26 31 Nm 2 11 16 68mm 173 in lb 19 6 Nm 248 in lb 28 0 Nm 228 272 in lb 26 31 Nm 2 15 16 75mm 173 in lb 19 6 Nm 248 in lb 2...

Page 29: ...inhibitors antioxidant additives and a minimum viscosity of 500 SSU at 100 F 38 C Some examples of grease having these properties are Shell Alvania RL 2 Mobil Mobilith SHC220 Exxon Ronex MP Lubricate...

Page 30: ...tion temperature and surrounding conditions will affect the re lubrication frequency required Clean and repack bearing annually Remove old grease pack bearing full and fill housing reservoirs on both...

Page 31: ...29 8 kW Over 40 HP Over 29 8 kW Less than 12 5 Years 3 Years 1 5 Years More than 12 2 Years 1 Year 9 Months NOTE Motors that run in severe conditions should be greased as specified by the motor manufa...

Page 32: ...rost or snow Plugged or excessively dirty filters can cause damage to the equipment See submittal record for filter quantities sizes and types Use same size and type for replacement A High Velocity Pe...

Page 33: ...lure to maintain clean coils can cause injury or death damage to the equipment property damage or system operational problems Moisture carry over can result from dirty coils The external surface of fi...

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