Verify proper operation after servicing. Maximum capacity of pipe in cubic feet of gas per hour. Based upon a pressure drop of 0. The heating value of the gas may differ with locality. The value should be checked with the local gas utility. NOTE: There may be a local gas utility requirement specifying a minimum diameter for gas piping.
Refer to Figure 9 to locate these access openings. Typical supply piping arrangements are shown in Figures 3 and 4. All shaded items are field-supplied. Two grommets are shipped in the blower compartment in parts bag taped to the blower housing of every unit with gas heat and should be used in the knockouts when the gas piping penetrates the front of the unit.
After the gas supply piping has been installed, the bottom opening should be sealed to prevent water from leaking into the building. A drip leg and a ground joint union must be installed in the gas piping. When required by local codes, a manual shut-off valve may have to be installed outside of the unit. Use wrought iron or steel pipe for all gas lines. Pipe compound should be applied sparingly to male threads only. Propane, being an excellent solvent, will quickly dissolve white lead or most standard commercial compounds.
Therefore, a special pipe compound must be applied when wrought iron or steel pipe is used. All piping should be cleaned of dirt and scale by hammering on the outside of the pipe and blowing out the loose dirt and scale. Before initial start-up, be sure that all of the gas lines external to the unit have been purged of air.
After the gas connections have been completed, open the main shut-off valve admitting normal gas pressure to the mains. Check all joints for leaks with soap solution or other material suitable for the purpose. All gas heat units are shipped from the factory equipped for natural gas use only. The unit may be converted in the field for use with L.
All L. For satisfactory operation, L. C at the unit under full load. Maintaining proper gas pressure depends on three main factors:. The proper pressure regulation. Two-stage regulation is recommended from the standpoint of both cost and efficiency. The pressure drop in the lines between regulators and between the second stage regulator and the appliance.
Pipe size required will depend on the length of the pipe run and the total load of all appliances. Complete information regarding tank sizing for vaporization, recommended regulator settings, and pipe sizing is available from most regulator manufacturers and L. Shellac base compounds such as Rectorseal 5 are satisfactory for this type of gas.
Check all connections for leaks when piping is completed, using a soap solution. For natural gas heat installations in locations which require low Nitros Oxide emissions, accessory model 1LN must be installed. Welcome to ManualMachine. We have sent a verification link to to complete your registration. Log In Sign Up. Forgot password? Enter your email address and check your inbox. Please check your email for further instructions.
Enter a new password. D2CG If the compressor is in the vicinity of this or any other experiencing: appliance. Open windows suction pressure - increased noise level 2. It is operating in reverse. Extinguish any open flame. Immediately call your gas supplier. Switch two line voltage connections to correct. Additional information on the design, installation, operation and Design certified by CGA and UL listed as follows: service of this equipment is available in the following reference forms:.
Not suitable for use with conventional venting systems. Units, Tanks and Piping Description Page 1 Unit Application Data Description Page 1 Recommended Drain Piping These units must be installed in accordance with the current editions of the following national and local safety codes: In the U.
In Canada: 1. Unitary Products Group 3. Outdoor ductwork must be insulated and waterproofed. Mbh Mbh Models Min. Refer to Table 3. The bracket is shipped inside the Nominal Iron Pipe Size blower compartment taped to the top of the blower housing. Several existing screws at the top of the unit and one screw approximately midway down from the top will be used 20 92 for mounting the bracket.
Matching holes in the bracket have 40 63 elongated keyways allowing easy installation. Re-tighten 50 56 screws after bracket is in place to ensure panels will remain 60 50 70 46 96 leak tight.
Unitary Products Group 5. Gas piping recommendations: 1. Maintaining proper gas pressure depends on three main factors: 1. You can only view or download manuals with. Sign Up and get 5 for free. Akai Air Conditioner Manuals.
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Bacharach Air Conditioner Manuals. Balcar Air Conditioner Manuals. Barco Air Conditioner Manuals. Never use objects with sharp point to press the button on the remote control.
Prevent any liquid from falling into the remote control. Operation of wireless remote control Names and functions of wireless remote control Notice:This is a general use remote controller, it could be used for the air conditioners with multifunction; For some function, which the model dosen't have, if press the corresponding button on the remote controller that the unit will keep the original running. All orders include free shipping and will be shipped same business day if ordered and paid for before 1pm.
Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. When the air conditioner is turned on again after a power failure, this function restores the previous settings. The unit will beep twice and the lamp will blink 4 times.
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