Detroit Radiant Products Co. PH Series Manual Installation, Operation, Maintenance and Parts ! All persons involved with the installation, operation and maintenance of the heater system must read and understand the information in this manual. ! WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read and understand the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment.
Contents 1.0 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Warning Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Clearance to Combustibles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.0 Safety • Warning Symbols • Applications 1.0 Safety ! ! WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, serious injury or death. 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 service this equipment.
1.0 Safety • Clearance to Combustibles Clearance to Combustibles ! WARNING Improperly connected gas lines may result in serious injury or death, explosion, poisonous fumes, toxic gases, asphyxiation. Connect gas lines in accordance to national, state, provincial and local codes. Placement of explosive objects, flammable objects, liquids and vapors close to the heater may result in explosion, fire, property damage, serious injury or death.
1.0 Safety • Clearance to Combustibles Chart 1.1 • Clearance to Combustibles in Inches (see Figure 1.1) Model No.
1.0 Safety • Gas Connection • Standards, Certifications and Government Regulations Gas Connection ! WARNING An approved connector, suitable for the environment of equipment usage, is required. Visible or excessive swaying, flexing and vibration of the gas connections must be avoided to prevent failure. Neither the gas pipe nor the connector shall be placed in the flue discharge area or in direct contact with infrared rays. In no case shall the gas supply support or bear weight of the heater.
1.0 Safety • Standards, Certifications and Government Regulations Chart 1.3 • Standards and Code Installation Guidelines • Building Type Building Type Public Garages Codes And Guidelines Installation of this infrared heater in public garages must conform to the following codes: Standard for Parking Structures NFPA 88A (latest edition) or the Code for Motor Dispensing Facilities and Repair Garages NFPA 30A (latest edition). Guidelines: • Heaters must not be installed less than 8 ft. (2.
1.0 Safety • Safety Signs and Labels Safety Signs and Labels It is important to provide warnings to alert individuals to potential hazards and safety actions. ANSI Z83.26/CSA 2.37 require you to post a sign “specifying the maximum permissible stacking height to maintain the required clearances from the heater to the combustibles” near the heaters thermostat or in absence of such thermostats in a conspicuous location. Safety warning labels must be maintained on the infrared heater.
2.0 Installation • Design 2.0 Installation WARNING ! 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 service this equipment. ! NOTICE CAUTION Radiant heat is capable of damaging or destroying certain materials or items. Do not store material or items underneath the heater. Always maintain clearance to combustibles.
2.0 Installation • Design Figure 2.1 • Heater Dimensions 5.5” 3.25” 8.5” 45” 9” SIDE VIEW END VIEW Chart 2.1 • Recommended Mounting Heights Model & Input PH-28 28,000 BTU/H PH-31 31,000 BTU/H PH-34 34,000 BTU/H Recommended Mounting Height (Dim. A) Approximate Coverage Area Approx. Coverage (sq. ft.) 8’-0” to 8’-6” 7’ x 7’ 49 sq. ft. 8’-0” to 9’-0” 8’ x 8’ 64 sq. ft. 8’-6” to 10’-0” 9’ x 9’ 81 sq. ft. NOTE: This chart is provided as a guideline.
2.0 Installation • Heater Mounting Heater Mounting ! WARNING Improper suspension of the infrared heater may result in collapse and persons being crushed. Always suspend from a permanent part of the building structure that can support the total force and weight of the heater. Failure to maintain minimum clearance to combustibles may result in fire and/or explosion, property damage, serious injury or death. Always maintain minimum clearances and post signs or provided tags (F/N: LL01) where needed.
2.0 Installation • Heater Mounting Figure 2.4 shows different types of mounting configurations. Depending on the type of mounting you use, be sure to: 1 Prepare mounting surface. If necessary, weld blocks to mounting structure, drill holes, etc. 2 Fasten beam clamp, screw hook or other type of suspension anchor to hanging point. 3 Attach and close S-Hook (P/N: S-HOOK) and #1 double-loop chain (P/N: THCS includes a 5 ft. chain and 2 S-hooks, 4 required) to anchor. Check that it is securely attached.
2.0 Installation • Gas Supply Gas Supply ! WARNING Improperly connected gas lines may result in fire, explosion, poisonous fumes, toxic gases, asphyxiation and death. Connect gas lines in accordance to national, state, provincial and local codes. The gas supply to the infrared heater must be connected and tested in accordance with national, state, provincial and local codes along with the guidelines in the Detroit Radiant PH Series manual. Refer to the latest edition of the ANSI Z223.
2.0 Installation • Gas Supply To connect the gas: WARNING ! Failure to install, operate or service this appliance in the approved manner may result in property damage, injury or death. This heater must be installed and serviced by trained gas installations 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 room as the appliance and accessible.
2.0 Installation • Gas Supply ! ! WARNING Failure to disconnect the electricity to the heater before disconnecting the gas supply may result in explosion, fire, property damage, injury or death. ! WARNING Conditions such as wind drafts or other variables can cause movement of the heater and may require it to be rigidly mounted. Avoid excessive movement and/or vibration of the gas connection by rigidly mounting the heater. Figure 2.
2.0 Installation • Electrical Requirements Electrical Requirements ! WARNING Incorrect or improper wiring may result in shock, injury or death. Field wiring to the heater must be connected and grounded in accordance with national, state, provincial, local codes and to the guidelines in this manual. Refer to the most current revisions to the ANSI/NFPA 70 Standard. NOTICE Radiant heat may damage the flexible power cord. Always keep the flexible power cord away from the heater.
2.0 Installation • Ventilation Ventilation ! WARNING Improper or insufficient ventilation may result in explosion, fire, health problems, carbon monoxide poisoning or death. Vent enclosed spaces and buildings according to national, state, provincial and local codes. This infrared heater must be vented in accordance with national, state, provincial and local codes and the guidelines in the Detroit Radiant PH Series manual. Refer to the latest edition of the ANSI Z223.1 (NFPA 54) Standard.
3.0 Operation • Sequence of Operation 3.0 Operation ! WARNING Improper operation of the heater may result in explosion, fire, shock and carbon monoxide poisoning. Follow all guidelines and warnings in this manual and national, state, provincial and local codes. Always conduct safety checks before operating the heater. Do not operate the heater in unsafe conditions. Important! Before operating the heater, conduct the following safety procedures: • Check for any possible gas leaks.
3.0 Operation • Wiring Diagrams Lighting Instructions: 1 Rotate heater’s valve knob to ON position. 2 Close electrical circuit (usually thermostat). 3 If the heater fails to light, turn OFF gas, open electrical circuit and wait 5 minutes before repeating. Shutdown Instructions: 1 Open electrical circuit (usually thermostat). 2 Turn off electrical power if service is to be performed. 3 Rotate heater’s valve knob to OFF position. Wiring Diagrams Figure 3.1 • PH Series 120VAC Figure 3.
4.0 Maintenance 4.0 Maintenance ! WARNING Always wear clothing that protects the body and use protective glasses when maintaining the heater. Electrical shock or explosion may occur when conducting maintenance while the heater is connected to the power source and gas supply. Disconnect power and gas supply to heater before servicing. Burner malfunction may result in explosion or fire. Never operate the heater if there are any signs of malfunction, excessive wear or damage.
4.0 Maintenance • Troubleshooting Guide Chart 4.1 • Troubleshooting Guide Symptom Possible Cause Corrective Action Burning of gas-air mixture inside • Heater mounted at incorrect angle. plenum (flashback). • Excessive drafts. • Gas leaking at orifice. • Separation of ceramic grids. • Ceramic grids cracked. • Mount at a 0˚- 30˚angle from horizontal. • Relocate heater or shield from draft. • Check with leak detector solution. • Replace burner. • Replace burner. Delayed ignition.
5.0 Parts • Heater Components and Parts List 5.0 Parts Figure 5.
5.0 Parts • Heater Components and Parts List 190 102, 202, 102A, 202A 178 182,282 197, 297 106, 206 110, 210 191 192 117 117 101, 201 150 110, 210 170 122 103, 203 113 183, 283 111 112 195 PART# DESCRIPTION PH-158 Door Switch PH-161 Pressure Switch (TP-264B) PH-162 Short Vinyl Hose - 3.0 in. PH-163 Long Vinyl Hose - 2.25 in.
6.0 Limited Warranty 6.0 Limited Warranty One-Year Limited Warranty. Patio Heaters covered in this manual, are warranted by Detroit Radiant Products Company to the original user against defects in workmanship or materials under normal use for one year after date of purchase.
