Greenheck Part #470655 - Manual

Greenheck Part #470655

Greenheck Part #470655 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – OUTDOOR; — Units designed for outdoor applications; REMOVING FROM STORAGE; — As units are removed; Receiving; — The ideal environment for the storage of
  • Page 3 – Table of Contents; Installation; Clearance to Combustibles /; Floor; Clearance to combustibles is defined as the minimum distance
  • Page 4 – Installation of Indoor Unit; Indoor Mounting; Seal Wall Opening; NOTE
  • Page 5 – Installation of Arrangement DB / HZ; Roof Curb; Ductwork; Assemble and Attach Weatherhood
  • Page 6 – Installation of Diffuser and Remote; Thru-Wall Diffuser Height; Rooftop Diffuser Height; TSCP Location; IMPORTANT; Airflow
  • Page 7 – Installation of Electrical Wiring; Connect the Main Power; Electrical Nameplate
  • Page 8 – Installation of Gas Piping; Determine the Supply Gas Requirements; Connect the Supply Gas Line; Supply Gas Line
  • Page 9 – Optional Vent Line; NEVER test for a gas leak with an open flame.; Refer to the Start-Up Checklist in the Reference; WARNING; SPECIAL TOOLS REQUIRED
  • Page 10 – Check the Blower Rotation; • Building Freeze Protection; Blower Rotation; Check for Vibration
  • Page 11 – Check the Supply Gas Pressure; Burner and Baffles; Measuring the Pressure Drop; When required pressure is obtained, be sure to; Direct Gas Nameplate
  • Page 12 – Set the Low Fire Time Delay; Maxitrol Series 14
  • Page 13 – continued; Separate Regulator and Modulating Valves; Regulators and Modulating Valves; Transformer; TSCP Space Heat Remote Panel Controls
  • Page 14 – Program the 7 Day Time Clock; ON; Flame Signal Check
  • Page 15 – light pilot and confirm flame; Operation - Electrical Sequence; which closes once the fan relay (RF) is activated
  • Page 17 – Proper supply power at; Blower Does Not Operate; 4 VAC across A2 and A1 on; Troubleshooting
  • Page 18 – Motor Overamps; Adjust drives or increase external
  • Page 19 – Insufficient Airflow; (Damper actuators may take a few minutes to open); Too Much Airflow
  • Page 20 – Excessive Noise or Vibration; Replace worn belts or tighten loose belts.; Bearings worn or need; At this time noise and vibration should
  • Page 21 – Heater Does Not Operate; Does not attempt to light (No visible spark); 4 VAC between
  • Page 22 – If problems remain, consult the factory
  • Page 23 – Visible pilot; (Adjust the flame rod to avoid contact with the burner or the unit)
  • Page 24 – Maintenance - Routine; Belt Tension; Drive Alignment; Snow Accumulation
  • Page 25 – Bearings; Lubricate bearings prior to periods of extended; Filters
  • Page 26 – High Limit; Burner; Gas Train
  • Page 27 – Reference; Typical Gas Train Layout > 800 MBH
  • Page 28 – Typical Control Center Layout
  • Page 29 – Pre Start-Up Checklist; check boxes as items; Start-Up Blower Checklist; refer to Blower; Optional Accessories; refer to Blower Start-Up
  • Page 30 – Maintenance Log
  • Page 32 – Warranty
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Installation, Operation and Maintenance Manual

Please read and save these instructions for future reference. Read carefully before attempting to assemble,
install, operate or maintain the product described. Protect yourself and others by observing all safety
information. Failure to comply with instructions could result in personal injury and/or property damage!

1

DGX Industrial Space Heating

Model DGX

General Safety Information

Only qualified personnel should install this unit.
Personnel should have a clear understanding of these
instructions and should be aware of general safety
precautions. Improper installation can result in electric
shock, possible injury due to coming in contact with
moving parts, as well as other potential hazards. Other
considerations may be required if high winds or seismic
activity are present. If more information is needed,
contact a licensed professional engineer before moving
forward.
1. Follow all local electrical and safety codes, as well as

the National Electrical Code (NEC), the National Fire
Protection Agency (NFPA), where applicable. Follow
the Canadian Electrical Code (CEC) in Canada.

2. The rotation of the wheel is critical. It must be free

to rotate without striking or rubbing any stationary
objects.

3. Motor must be securely and adequately grounded.
4. Do not spin fan wheel faster than the maximum

cataloged fan rpm. Adjustments to fan speed
significantly affects motor load. If the fan RPM is
changed, the motor current should be checked to
make sure it is not exceeding the motor nameplate
amps.

5. Do not allow the power cable to kink or come in

contact with oil, grease, hot surfaces, or chemicals.
Replace cord immediately if damaged.

6. Verify that the power source is compatible with the

equipment.

7. Never open blower access doors while the fan is

running.

DANGER

Always disconnect power before working on or near a
unit. Lock and tag the disconnect switch or breaker to
prevent accidental power up.

CAUTION

When servicing the unit, motor may be hot enough
to cause pain or injury. Allow motor to cool before
servicing.

FOR YOUR SAFETY

If you smell gas:

1. Open windows.

2. Do not 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.

WARNING

Improper installation, adjustment, alteration,

service or maintenance can cause

property damage, injury or death. Read the

installation, operating and maintenance

instructions thoroughly before installing or

servicing this equipment.

®

®

Part #470655

Model DGX

Industrial Space Heating

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Summary

Page 2 - OUTDOOR; — Units designed for outdoor applications; REMOVING FROM STORAGE; — As units are removed; Receiving; — The ideal environment for the storage of

2 DGX Industrial Space Heating The unit should be stored at least 3½ in. (89 mm) off the floor on wooden blocks covered with moisture proof paper or polyethylene sheathing. Aisles between parts and along all walls should be provided to permit air circulation and space for inspection. OUTDOOR — Units...

Page 3 - Table of Contents; Installation; Clearance to Combustibles /; Floor; Clearance to combustibles is defined as the minimum distance

3 DGX Industrial Space Heating Table of Contents Installation Clearance to Combustibles/Service Clearances . . 3Indoor Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Unit Arrangement DB / HZ . . . . . . . . . . . . . . . . . . . 5Diffuser . . . . . . . . . . . . . . . . . . . . ...

Page 4 - Installation of Indoor Unit; Indoor Mounting; Seal Wall Opening; NOTE

4 DGX Industrial Space Heating Installation of Indoor Unit 3. Seal Wall Opening Apply sealant around the perimeter of the weatherhood to prevent water penetration and drafts into the building. 1. Install Hangers Install threaded hangers from ceiling supports. When locating hangers, allow enough room...

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