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  5. Installation and service manual

Modine Manufacturing IHR 130 Installation and service manual

Manual is about: High Intensity Gas Fired Infrared Unit Heaters Model IHR, Control Codes 47, 48, 97, 98, 27, and 67

Summary of IHR 130

  • Page 1

    Warning ! ! Warning ! ! Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installation, operating, and service/maintenance instructions thoroughly before installing or servicing this equipment. Gas-fired appliances are not desi...

  • Page 2

    Ihr series manual 2 contents 1.0 safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 safety symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 3: Notice

    Notice warning ! ! Caution ! Warning ! ! Warning ! ! Ihr series manual 2 3 safety symbols safety is the most important consideration during installation, operation, and maintenance of the infrared heater. You will see the following symbols and signal words when there is a hazard related to safety or...

  • Page 4: Caution

    Caution ! Ihr series manual 4 1.0 safety • clearance to combustibles clearance to combustibles combustible items include: moving objects include: • wood • overhead doors • paper • vehicles on lifts • fabric • cranes • chemicals • hoists • wall or roof insulation • car wash equipment the stated clear...

  • Page 5

    20° - 35° below top front back manifold or control end side side ihr series manual 4 5 1.0 safety • clearance to combustibles chart 1.1 • clearance to combustibles in inches (see figure 1.1) model no. Sides back top below/front ihr 30 30 18 28 72 ihr 60 32 18 40 72* ihr 90 48 30 42 98 ihr 130 48 30 ...

  • Page 6: Warning

    Ihr series manual 6 1.0 safety • gas connection • standards, certifications and government regulations warning ! To ensure your safety, and comply with the terms of the warranty, all units must be installed in accordance with these instructions. Standards, certifications and government regulations i...

  • Page 7

    Ihr series manual 6 7 applicable authorities governing the manufacturing or installation of this heater include (but are not limited to) the following organizations: in the united states: • nfpa 54/ansi z223.1 - national fuel gas code. • ansi z83.19/c2.35 - gas-fired high intensity infrared heaters....

  • Page 8

    Sample modine manufacturing company 1500 dekoven avenue - racine, wi 53403 unvented gas radiant heater for indoor (non-residential) installation only. High - intensity infrared heater class iiia permanent label 262-636-1200 www.Modine.Com volts ac: amps - starting: amps - running: 120v - 60hz 0.1 0....

  • Page 9: Warning

    2.0 installation warning ! Caution ! Ihr series manual 8 9 2.0 installation • design read and understand, the installation, operating, and maintenance instructions thoroughly before installing or servicing this equipment. Only trained, qualified gas installation and service personnel may install or ...

  • Page 10

    Ihr series manual 10 2.0 installation • heater placement model no. Mounting heights dim. A distance between heaters dim. B (ft.) distance between heater rows dim. C (ft.) distance between heater and wall (ft.) 30 ° angle standard reflector (ft.) 30 ° angle parabolic reflector (ft.) ihr 30 12-14 12-1...

  • Page 11

    Ihr series manual 10 11 model & input type of area (surroundings) approx. Area covered approx. Coverage (sq. Ft.) recommended mounting height stnd. Reflector (dim. A) distance behind person or work station (dim. B) centers for full coverage (spot & area) htg. Only ihr 30 30,000 btu/h cold/drafty 10’...

  • Page 12: Warning

    Rigid threaded rod control end down side view 20˚ - 35˚ steel “c” clamp chain hanging set closed “s” hook (typical) side view control end down 20˚ - 35˚ ihr series manual 12 2.0 installation • heater mounting warning ! Heater mounting the heater can be suspended with chains or rigid threaded rod. Lo...

  • Page 13: Warning

    Ihr series manual 12 13 ventilation it is required that the levels where heaters are mounted be properly ventilated to supply combustion air to the heaters and to sufficiently dilute the products of combustion. It is also required that the flue discharge area is kept clear of gas piping and electric...

  • Page 14: Warning

    Ihr series manual 14 2.0 installation • gas supply gas supply important! Before connecting the gas supply to the infrared heater(s): • check that the gas piping and service has the capacity to handle the load of all heaters being installed, as well as any other gas appliances being connected to the ...

  • Page 15: Warning

    Ihr series manual 14 15 this heater must be installed and serviced by trained gas installation and service personnel only. The installation of this heater must conform with local building codes or, in the absence of such codes, the national fuel code (nfpa 54). The gas outlet must be in the same roo...

  • Page 16: Warning

    Ihr series manual 16 2.0 installation • gas connection • leak testing leak testing always leak test final gas assembly for gas leaks according to the procedures outlined in nfpa 54 and all local codes and/or standards. For leak testing on pressures below ½” psi before leak testing, close the field i...

  • Page 17: Caution

    Ihr series manual 16 17 electrical requirements and wiring diagrams all field installed wiring to the unit heater must be must be done in accordance with the national, state, provincial, local codes, and to the guidelines in this manual. In the united states, refer to the most current revisions to t...

  • Page 18: N/pfs-2 24Vac

    L1 electrode assembly gas valve 120vac dsi module o w bk w w bk bk g g g l2 w bk sense neutral thermostat neutral valve ground high voltage w electrode assembly gas valve 24vac dsi module o w bk w bl g g g (common) n/pfs-2 24vac llwdr002 rev. 1 (24vac) sense ground neutral thermostat valve high volt...

  • Page 19: Warning

    Ihr series manual 18 19 3.0 operation 3.0 operation • lighting instructions warning ! Do not attempt to ignite a direct spark ignition heater by hand. Failure to comply could result in personal injury, property damage, explosion, fire, or death. Upon satisfactory completion of the electrical supply ...

  • Page 20: Warning

    Ihr series manual 20 4.0 maintenance 4.0 maintenance • maintenance checks main burner 1 gently use an air hose to blow any accumulated dust and/or dirt off the heater. Air hose pressure must not exceed 30 psig . 2 gently pass the air hose over the entire exposed area of the ceramic. A distance of 2’...

  • Page 21

    Ihr series manual 20 21 4.0 maintenance • troubleshooting symptom code possible cause corrective action burning of gas-air mixture inside plenum (flashback). A, b a, b a, b a, b a, b • heater mounted at incorrect angle. • excessive drafts. • gas leaking or blocked orifice/venturi. • separation of ce...

  • Page 22

    Ihr series manual 22 4.0 maintenance • heater assembly components heater assembly components note: replacement burners are called “rayheads” with rod inserts. Ceramic grids are not sold separately. Path of exhaust pilot or electrode assembly gas orifice figure 4.1 • heater assembly components (side ...

  • Page 23

    Ihr series manual 22 23 4.0 maintenance • parts listing parts listing chart 4.2 • direct spark control components part no. Description voltage 78636 combination gas valve, natural gas 25v 78637 combination gas valve, natural gas 120v 78638 combination gas valve, propane gas 25v 78639 combination gas...

  • Page 24

    5.0 limited warranty seller warrants its products to be free from defects in material and workmanship, exclusive, however, of failures attributable to the use of materials substituted under emergency conditions for materials normally employed. This warranty covers replacement of any parts furnished ...