Table of Contents
Troubleshooting
Related Manuals for McQuay PTAC 106018561
Summary of Contents for McQuay PTAC 106018561
- Page 1 Installation & Maintenance Data IM 422-4 Group: PTAC Part No.: 106018561 Date: May 1999 ® Incremental Comfort Conditioners ® Suite II With Top Mounted Hydronic Heat Section ©1999 AAF–McQuay Incorporated IM 422-4 / Page 1 (Rev. 5/99)
-
Page 2: Table Of Contents
1. Cooling Chassis — Shipped separate in a single carton. 2. Wall Sleeve — Shipped separate in a single carton or in a edging the damage. The carrier should also fill out a Carrier Inspection Report. The AAF–McQuay Incorporated Traffic De- multi-pack of 15. partment should then be notified. -
Page 3: Nomenclature
WARNING Residential and institutional cleaning compounds can cause permanent damage to the packaged terminal unit. To avoid damage to unit controls and heat transfer surfaces, do not spray cleaning compounds onto the discharge grille, return air opening, or unit controls. Normal cleaning can be accomplished by wiping the unit surface with a damp cloth. When using cleaning compounds on carpets, floors or walls, turn the unit off to avoid drawing potentially damaging vapors into the package terminal unit. -
Page 4: Panel Wall With Factory Louver
Wall Sleeve Installation — Thin Wall Construction of the standard wall sleeve. If a subbase is not used, field The standard wall sleeve is designed to be easily installed in support must be provided up to the center of gravity. This a variety of wall constructions. -
Page 5: Wall Sleeve Installation
1 ⁄ " (29mm) beyond the finished wall surface. This is to accommodate the heat 2. McQuay does not warrant the rain and water leakage section and room cabinet. The center of gravity is 10 ⁄ "... -
Page 6: Frame And Brick Construction
Wall Sleeve Installation — Thick Wall Construction 4. If a brickstop is employed (as shown in Figure 5), slide the A heavy-gauge, corrosion resistant wall sleeve is provided for each unit. The wall sleeve is either shipped in a separate wall sleeve into the wall until the brickstop contacts the carton or shipped in a multi-pack of 15. -
Page 7: Heat Section Installation
Heat Section Installation The heat section is designed to be “snapped” into the top of the wall sleeve (see Figure 6). There are four square holes provided in the wall sleeve, two on each side, for coil attachment. Assem- bly the heat section to the wall sleeve as follows: 1. -
Page 8: Anchoring
Anchoring Anchoring the wall sleeve in the opening is accomplished as shown in Figure 14. It is recommended that rubber isolation washers be used with the fasteners to minimize sound transmission from the equipment to the wall, at the point of contact. -
Page 9: Adjusting Temperature Limiting Device
14. Set cycle switch (located on the bottom front face of the 15. Set the temperature limiting device to the desired range control box) for constant or cycle indoor fan. With the of thermostat operation. (See page 9 for details on tem- switch in “Cycle”... -
Page 10: Equipment Start-Up
Clean insulation or replace if necessary. 2. McQuay recommends that every year the chassis be l. Check all fasteners and tighten as required. removed for a thorough checkup. This should be m. -
Page 11: Recommended Spare Parts
Damper Motor (if used) ......2 then be returned to McQuay or one of its authorized service Touch-up Paint (1 pt. -
Page 12: Troubleshooting Chart
Starting capacitor malfunctions (open circuited, short Replace. circuited or loss of capacity. Defective compressor motor (short circuited, open *Replace cooling chassis prepaid to nearest McQuay circuited, grounded). authorized warranty station. Blowers run on COOL Operation of overload device due to overloading Check voltage supply. -
Page 13: Approximate Shipping Weights
1) Frost on capillary or strainer. 2) Low wattage. 3) Condenser not warm. 4) Evaporator partially frosted, only partially cool or not at g. 4) *Ship prepaid to nearest McQuay warranty station. all. 9. Too much cooling. a. Thermostat set too low. -
Page 14: Wiring Diagrams
IM 422-4 / Page 14 (Rev 5/99) -
Page 15: Normally Open Valve (Hot Water)
IM 422-4 / Page 15 (Rev. 5/99) - Page 16 Installation, Service and Warranty Policy One-Year Warranty of Entire Conditioner AAF–McQuay Incorporated, hereinafter referred to as the “Com- One-Year Refrigeration Circuit Warranty pany,” warrants to the original owner that each entire Incremental Hermetically sealed motor-compressor assemblies and all Comfort Conditioner is free from defects in material and work- components of refrigeration circuits not readily separable there- manship.