United CoolAir MP Controller Installation Manual

Installation Manual“C” SERIES HORIZONTALAIR CONDITIONING UNITS1 Ton – 15 TonAir-Cooled • Water-Cooled • Heat Pumpfor590A

10FORM CIM 10074. Install unit so that controls and side panelsare accessible to the operator and maintenancepersonnel.5. Run the condensate drain lin

11FORM CIM 1007ITEM # QUANTITY DESCRIPTION— 4 [2] Schrader Access Valves1Self-Sealing Coupling, Female Half(for suction line – outside of condensing s

12FORM CIM 1007Always follow accepted industry practices for sizing lines based on line length and elevation differences.Max. total equivalent line le

13FORM CIM 1007ing unit, Item , Figures 12 and 13). Turn unionnut (Item , Figure 13), approximately 1 to1-1/2 turns. This is to make sure that the i

14FORM CIM 1007be totally engaged after an additional 4-1/2 to4-3/4 turns.6. Refrigerant piping shall be insulated in accor-dance with local codes and

15FORM CIM 1007Water Regulating ValveEach system is equipped with a factory installed waterregulating valve. This valve is pressure operated; itopens

16FORM CIM 1007FILTERSDo NOT run unit without filters.Throw-away filters are supplied with units of 2 Tonand over, and are an Underwriters Laboratorie

17FORM CIM 1007CleaningSolutionPumpHeatExchangercan be considered for cleaning. However, there areseveral other commercially available environmen-tall

18FORM CIM 10079. Calculate the volume of de-scaler required:Water Quantity = 1/2 Total Gallons = ____ GallonsDe-Scaler Quantity = 1/2 Total Gal

19FORM CIM 1007If the unit has been inactive or in storage for over ayear, relubricate before starting.Use Chevron SRI #2 lubricant or equivalent in t

2FORM CIM 1007

20FORM CIM 1007HARD START KITA start assist device is utilized on all single-phaseunits. The purpose of this device is to assist thecompressor in sta

21FORM CIM 1007PHYSICAL DATAFigure 21: Physical Data TONS1 1-1/2 2345Voltage (d) 208/230-1-60 208/230-1-60 208/230-1-60 208/230-1

22FORM CIM 1007PHYSICAL DATAFigure 21: Physical Data (continued) TONS4 5 6 8 10 12 15Voltage (d) 208/230-1-60 208/230-1-60 208/23

23FORM CIM 1007SEQUENCE OF OPERATIONCOOLING SEQUENCE OF OPERATION1. Before starting the unit, make sure electricalpower has been turned on for a minim

24FORM CIM 1007HEAT PUMP HEATING SEQUENCE OFOPERATION1. Before starting the unit, make sure electricalpower has been turned on for a minimum of24 hour

25FORM CIM 1007OPTIONSCONDENSATE PUMPIf extreme condensate conditions exist, it is pos-sible to have a condensate pump installed in theevaporator drai

26FORM CIM 1007minutes)5. If the high side pressure is not at or above 250psig, block off the condenser inlet air streamuntil the pressure is above th

27FORM CIM 1007Option 2 is field installed in the form of a duct heaterand must be installed a minimum of 4' downstreamfrom the unit in the evapo

28FORM CIM 1007The valve is placed in the liquid line after the con-denser. The receiver is downstream of the valve.The valve limits the flow of liqu

29FORM CIM 1007When these conditions meet the setting selected onthe enthalpy sensing unit, a SPDT switch is ener-gized and a call for cooling from th

3FORM CIM 1007TABLE OF CONTENTSSECTION 1 – DIMENSIONAL DRAWINGSFigure 1: Dimension Drawing ... 4Figure 2: Dimens

30FORM CIM 1007A sensor is provided in the water inlet side of thewater cooled condenser. If the incoming water tem-perature is below the control setp

31FORM CIM 1007Figure 29: Piping Outlet L ocations – Split Condenser / Condensing SectionsBXCGZDGAARACABY

32FORM CIM 1007Figure 30: Vertical Stacking Unit, Front View0006VIFigure 31: Vertical Stacking Unit, Rear View0005VIVERTICAL STACKING UNITThe vertical

33FORM CIM 1007Figure 32: Outline Dimensions For Air-Cooled Vertical Stacking Units

34FORM CIM 1007Figure 33: Outline Dimensions For Water-Cooled Vertical Stacking Units

35FORM CIM 1007TROUBLESHOOTINGWARNING: Turn OFF power to unit before conducting any troubleshooting, unless the tests youare performing require system

36FORM CIM 1007ITEMPROBLEM PROBABLE CAUSE SOLUTIONCODELack of proper air Check filters: Clean or replace if necessary.quantity Check for obstruction a

37FORM CIM 1007ITEMPROBLEM PROBABLE CAUSE SOLUTIONCODEAir or other non- Evacuate system and recharge. Install newcondensable gas in filter-drier.syste

38FORM CIM 1007ITEMPROBLEM PROBABLE CAUSE SOLUTIONCODESystem short ofCheck for control wiring13capacity in freeto the free cool solenoid Check wiring

39FORM CIM 1007Project: ____________________________________________________________Model: ____________________________ ___________________________Opt

4FORM CIM 1007AIR-COOLED 1 THRU 15 TONSLabeled & ListedField InstallationPower Wiring(Right Side)Field InstallationControl Wiring(Right Side)3/4”

Form – CIM 1007VIP 800 1006‘C’ SERIESBASIC MODEL DESIGNATIONEXAMPLE: C 5 G 3 AS NorMA 10 G 3 A 10 Vabcde f abcdegha. “C”, “SP”, “CW”, “SPW”, “H”, “HW

5FORM CIM 1007WATER-COOLED 1 THRU 15 TONSFIGURE 3: Water-Cooled Water ConnectionsFIGURE 4: Approximate Net WeightsCONDENSINGTOTAL UNITS SECTION ONLY

6FORM CIM 1007Figure 5: Unit (toward evaporator section and right side)LEGEND OF ITEMSTie RailUnit Top Tie PieceAccess Panel, Evaporator BoxAccess Pan

7FORM CIM 1007Figure 7: Right Side (with control box access panels and control box covers removed)LEGEND OF ITEMSTie RailUnit Top Tie PieceWires to Di

8FORM CIM 1007LEGEND1. Electrical Control Box (condenser)2. Condenser Blower3. Condenser Coil4. Low Pressure Control5. High Pressure Control6. Compres

9FORM CIM 1007.375" – 0.5"EVAP.RETURNAIREVAP.DISCH.AIRINSPECTION OF EQUIPMENTUpon receipt of the unit, inspect for visible or con-cealed dam