Side wall vent system for natural gas, lp or oil (22 pages)
Summary of Contents for TJERNLUND HS115-3,4,5 (DISCONTINUED) 8505010 REV 0800
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HS115-3, 4, 5 SERIES CONNECTED TO ANY 115V BURNER MOTOR OR GAS VALVE (BURNER MOTOR OR GAS VALVE LESS THAN 3 AMPS @ 120 VAC) MAC-4 CONTROL WIRED WITH UP TO FOUR 24V GAS APPLIANCES AND ONE TJERNLUND HS115-3,4,5 POWER VENTER (MOTOR LOAD UP TO 1 H.P.)
DESCRIPTION The Tjernlund Power Venter models HS-3, HS-4 and HS-5 are designed to Side Wall or Vertically vent Natural and LP Gas appliances. All models are supplied with a Fan Proving Switch which will disable the gas valve if a venting malfunction should occur.
MODEL SELECTION TABLE INSTALLATION RESTRICTIONS Failure to install, maintain and/or operate the Power Venter in accordance with manufacturer's instructions may result in conditions which can produce bodily injury and property damage. The Power Venter must be installed by a qualified installer in accordance with these instructions and all local codes or in their absence in accordance with the latest edition of The National Fuel Gas Code (NFPA #54), The latest edition of the National Electrical Code (NFPA#70) and the Occupational Safety and Health Act (OSHA) when applicable.
5. The Power Venter shall not be installed where the flue gas temperature exceeds 600 o F. at the Power Venter inlet. Flue gas temperature verification: A) Consult appliance manufacturer for flue gas temperature after dilution by the draft hood, draft diverter or barometric draft control. B) Measure flue gas temperature at the Power Venter inlet after installation.
POWER VENTER MOUNTING The installer must supply plumber’s strap or 1/4” threaded rod with nuts and washers for mounting. The Power Venter may be mount- ed in any position as long as the shaft of the motor remains horizontal. The Power Venter housing is single wall, 6 inches must be maintained from all combustible materials.
FAN PROVING SWITCH INSTALLATION NOTE: It is important that the electrical box is mounted with the Fan Proving Switch in a vertical position. 1. Mount supplied electrical box to a flat surface within 2 feet of the Power Venter with Proving Switch in a vertical position. 2.
3. Supply 115 VAC to the input wires in the electrical box. NOTE: All models as viewed from the opposite end of the shaft should rotate clockwise. The motor should be wired correctly by Tjernlund for proper rotation. INTERNAL WIRING OF H...
MODELS HS-3, HS-4, HS-5 CONNECTION DIAGRAMS WITH SINGLE APPLIANCE The diagrams below represent common ways in which the HS-3, HS-4, HS-5 Power Venters are interlocked to 24V controlled appli- ances. Variations of these diagrams are acceptable as long as the Fan Proving Switch isolation circuit is wired to disable the gas valve if a venting malfunction should occur.
Plug-in relays must be purchased separately depending on control system voltage of appliance. This diagram depicts interlock with 115V controlled gas equipment. Use Tjernlund part # 950-0480 relay For 115 VAC control systems. For HS-3 & HS-4 Power Venter output wiring to MAC-3, see top of page 9. For HS-5 Power Venter output wiring to MAC-3, see...
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MAC-3 PART # 950-0460 OUTPUT WIRING WITH A POWER VENTER When wiring the MAC-3 with a Tjernlund HS-3, HS-4 or HS-5 Power Venter only the Fan Proving Switch and motor leads are utilized for wiring. The HS-3,4,5 Series utilize our part # 950-1040 relays which can be plugged into the MAC-3 for 24V control systems. The model HS-3 and HS-4 include two part # 950-1040 relays.
If you have any questions about your Power Venter or if it requires adjustment, repair or routine maintenance, we suggest that you contact your installer, contractor or service agency. If you require technical information contact Tjernlund Products, Inc. at 1-800-255-4208. When contacting Tjernlund Products, Inc., please have the following information available:...
TJERNLUND LIMITED ONE YEAR WARRANTY Tjernlund Products, Inc. warrants to the original purchaser of this product that the product will be free from defects due to faulty material or workmanship for a peri- od of (1) year from the date of original purchase or delivery to the original purchaser, whichever is earlier. Remedies under this warranty are limited to repairing or replacing, at our option, any product which shall, within the above stated warranty period, be returned to Tjernlund Products, Inc.
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