Daikin AGZ 130D Installation Manual

Installation and Maintenance Manual IMM AGZ-7 Group: Chiller Part Number: 331374001 Effective: February 2005 Supercedes: IOMM AGZ-6 Air-Coo

10 AGZ 026B through 130B IMM AGZ-7 Case 4, Open Screening Walls Decorative screening walls are often used to help conceal a unit either on grade or

IMM AGZ-7 AGZ 026B through 130B 11 Case 5, Pit/Solid Wall Installation Pit installations can cause operating problems and great care should be exerc

12 AGZ 026B through 130B IMM AGZ-7 Spring Isolator Dimensions Neoprene-in-Shear Dimensions Color Code L W H B C D Gray 5.5 3.37 1.75 0.5 4.12

IMM AGZ-7 AGZ 026B through 130B 13 Table 2, AGZ-BS/BH, Isolator Loads At Each Mounting Location (With Aluminum Fins) 1 2 3 4 5 6 Total Unit (1) C

14 AGZ 026B through 130B IMM AGZ-7 Table 5, AGZ BM/BB, Isolator Loads At Each Mounting Location (With Aluminum Fins) AGZ-BM/BB Model Shipping Wt Op

IMM AGZ-7 AGZ 026B through 130B 15 Table 8,AGZ BM/BB, Isolator Locations ACZ-BS, AGZ-BM Less Evaporator Units Operating Weight Neoprene-In-Shear Mo

16 AGZ 026B through 130B IMM AGZ-7 Winter Operation Temperatures 0°F to 34°F 35°F and Above Fan Control Optional VFD (1) Standard FanTrol (2

IMM AGZ-7 AGZ 026B through 130B 17 These minimum flow rates assume that flow will be reduced proportionally to the cooling load. Table 9, Minimum Pa

18 AGZ 026B through 130B IMM AGZ-7 CAUTION If separate disconnect is used for the 115V supply to the evaporator heating cable, mark the disconnect

IMM AGZ-7 AGZ 026B through 130B 19 Figure 17, AGZ 026 - AGZ 070, Typical Field Evaporator Water Piping AirVentFlowSwitchVibrationEliminatorsDrainOut

2 AGZ 026B through 130B IMM AGZ-7 Table of Contents Introduction... 3 General Description...

20 AGZ 026B through 130B IMM AGZ-7 Water Connections Bring water piping to the evaporator through the side between the vertical supports. Provide t

IMM AGZ-7 AGZ 026B through 130B 21 Test coolant with a clean, accurate glycol solution hydrometer (similar to that found in service stations) to det

22 AGZ 026B through 130B IMM AGZ-7 Altitude Correction Factors Performance tables are based at sea level. Elevations other than sea level affect the

IMM AGZ-7 AGZ 026B through 130B 23 Table 16, Capacity and Power Derates, Models AGZ 075B to 130B Fouling Factor Chilled Water Delta T 0.0001 (0.017

24 AGZ 026B through 130B IMM AGZ-7 Operating/Standby Limits Maximum standby ambient air temperature, 130°F (55°C) Maximum operating ambient air temp

IMM AGZ-7 AGZ 026B through 130B 25 Figure 19, AGZ 026B – 130B, Evaporator Pressure Drop 026-030075-085-090100-110120-130035040045050055065-070060 Mi

26 AGZ 026B through 130B IMM AGZ-7 Wind Baffles and Hail Guards Protection against negative effects from wind and protection against fin damage fro

IMM AGZ-7 AGZ 026B through 130B 27 Table 17, Packing List Description Part Number Bubble Number Vertical Support Rib 074758501 1 Top Cover 330409

28 AGZ 026B through 130B IMM AGZ-7 Optional Features Controls Hot Gas Bypass Hot gas bypass permits unit operation down to 10% of full load capacity

IMM AGZ-7 AGZ 026B through 130B 29 These documents can also be found on www.mcquay.com under Product Information > (chiller type) > Control In

IMM AGZ-7 AGZ 026B through 130B 3 Introduction General Description McQuay Air-Cooled Global Water Chillers are complete, self-contained automatic re

30 AGZ 026B through 130B IMM AGZ-7 Electrical Multi-Point Electrical Connection Provides a power connection to each of the unit’s two electrical ci

IMM AGZ-7 AGZ 026B through 130B 31 Physical Data AGZ-BS/BH Table 19, AGZ 026BS/BH through 035BS/BH AGZ MODEL NUMBER PHYSICAL DATA 026B 030B 035B BAS

32 AGZ 026B through 130B IMM AGZ-7 Table 20, AGZ 040BS/BH through 055BS/BH AGZ MODEL NUMBER PHYSICAL DATA 040B 045B 050B 055B BASIC DATA Ckt.1 Ckt

IMM AGZ-7 AGZ 026B through 130B 33 Table 21, AGZ 060BS/BH through 070BS/BH AGZ MODEL NUMBER PHYSICAL DATA 060B 065B 070B BASIC DATA Ckt.1 Ckt.2 C

34 AGZ 026B through 130B IMM AGZ-7 Table 22, AGZ 075BS/BH through 090BS/BH AGZ MODEL NUMBER PHYSICAL DATA 075B 085B 090B BASIC DATA Ckt.1 Ckt.2 Ckt

IMM AGZ-7 AGZ 026B through 130B 35 Table 5, AGZ 100BS/BH through 130BS/BH AGZ MODEL NUMBER PHYSICAL DATA 100B 110B 120B 130B BASIC DATA Ckt.1 Ckt.2

36 AGZ 026B through 130B IMM AGZ-7 Electrical Data, Standard Ambient Table 23, AGZ 026BM/BS – 070BM/BS, Electrical Data, Single Point (105°F and be

IMM AGZ-7 AGZ 026B through 130B 37 Table 24, AGZ 026BM/BS – 070BM/BS, Compressor and Fan Motor Amps, Single and Multi-Point (105°F and below)) Rated

38 AGZ 026B through 130B IMM AGZ-7 Table 25, AGZ 026 BM/BS – 070BM/BS, Field Wiring, Single Point (105°F and below) Wiring to Standard Power Block

IMM AGZ-7 AGZ 026B through 130B 39 Table 26, AGZ 075BM/BS – 130BM/BS, Electrical Wiring, Single Point (105°F and below) Power Supply Max. Fuse Fi

4 AGZ 026B through 130B IMM AGZ-7 Installation Note: Installation is to be performed by qualified personnel who are familiar with local codes and re

40 AGZ 026B through 130B IMM AGZ-7 Table 27, AGZ 075BM/BS – 130BM/BS, Compressor and Fan Motor Amps, Single and Multi-Point (105°F and below) Rated

IMM AGZ-7 AGZ 026B through 130B 41 Table 28, AGZ 075BM/BS - 130BM/BS, Field Wiring, Single Point (105°F and below) Wiring to Standard Power Block W

42 AGZ 026B through 130B IMM AGZ-7 Table 29, AGZ 026BM/BS – 070BM/BS, Electrical Data, Multi-Point (105°F and below) Electrical Circuit #1 Electri

IMM AGZ-7 AGZ 026B through 130B 43 Table 30, AGZ 026BM/BS - 070BM/BS, Field Wiring, Multi-Point (105°F and below) Wiring to Standard Power Block W

44 AGZ 026B through 130B IMM AGZ-7 Table 31, AGZ 075BM/BS - 130BM/BS, Field Wiring Data (105°F and below) Wiring to Standard Power Block Wiring to

IMM AGZ-7 AGZ 026B through 130B 45 Table 32, AGZ 065BM/BS - 130BM/BS, Electrical Data, Multi-Point (105°F and below) Electrical Circuit #1 Electri

46 AGZ 026B through 130B IMM AGZ-7 Electrical Data High Ambient Table 33, AGZ 026BB/BH – 070BB/BH, Electrical Data, Single Point (Above 105°F to 12

IMM AGZ-7 AGZ 026B through 130B 47 Table 34, AGZ 026BB/BH – 070BB/BH, Compressor and Fan Motor Amps, Single and Multi-Point (Above 105°F to 125°F))

48 AGZ 026B through 130B IMM AGZ-7 Table 35, AGZ 026BB/BH - 070BB/BH, Electrical Data, Multi-Point (Above 105°F to 125°F) Electrical Circuit #1 El

IMM AGZ-7 AGZ 026B through 130B 49 Table 36, AGZ 075BB/BH – 130BB/BH, Electrical Data, Single Point (Above 105°F to 125°F) Power Supply Max. Fuse

IMM AGZ-7 AGZ 026B through 130B 5 Location Unit Placement AGZ units are for outdoor applications and can be mounted either on a roof or at ground le

50 AGZ 026B through 130B IMM AGZ-7 Table 37, AGZ 075BB/BH – 130BB/BH, Compressor and Fan Motor Amps, Single and Multi-Point (Above 105°F to 125°F) R

IMM AGZ-7 AGZ 026B through 130B 51 Table 38, AGZ 075BB/BH – 130BB/BH, Electrical Data, Multi-Point (Above 105°F to 125°F) Electrical Circuit #1 E

52 AGZ 026B through 130B IMM AGZ-7 Notes for “Electrical Data Single- and Multi-Point” Power: 1. Unit wire size ampacity (MCA) is equal to 125% of

IMM AGZ-7 AGZ 026B through 130B 53 Figure 22, AGZ 026B – AGZ 130B, Typical Field Wiring DWG. 330423101 REV.0ATB2IF REMOTE STOPCONTROL IS USED,REMOV

54 AGZ 026B through 130B IMM AGZ-7 Dimensional Data Figure 23, Dimensions, AGZ 026BS – 070BS Packaged Chiller 67.76 (1721.10)13.31(338.07)13.31(338

IMM AGZ-7 AGZ 026B through 130B 55 Figure 24, AGZ 075BS - 090BS Packaged Chiller YZ15.5(392)28.5 (724)28.5(724)134.9 (3426)X100.4(2550)14.4(364)6.4

56 AGZ 026B through 130B IMM AGZ-7 Figure 25, AGZ 100BS - 130BS Packaged Chiller "B""C"33.7(855)25.2(641)67.8 (1721)12.4 (315)2

IMM AGZ-7 AGZ 026B through 130B 57 R-407C Units AGZ chillers are available with R-407C refrigerant as non-ARI certified units. R-407C is a zeotropi

58 AGZ 026B through 130B IMM AGZ-7 Start the system and observe operation. Use standard charging procedures (liquid only) to top off the charge. It

IMM AGZ-7 AGZ 026B through 130B 59 Startup Pre Start-up The chiller must be inspected to ensure no components became loose or damaged during shippi

6 AGZ 026B through 130B IMM AGZ-7 Restricted Air Flow General The clearances required for design-life operation of AGZ air-cooled condensers are des

60 AGZ 026B through 130B IMM AGZ-7 Shutdown Temporary 1. Put both circuit switches to the OFF position (Pumpdown and Stop). 2. After compressors h

IMM AGZ-7 AGZ 026B through 130B 61 Electrical Check Out CAUTION Electrical power must be applied to the compressor crankcase heaters 24 hours befo

62 AGZ 026B through 130B IMM AGZ-7 The bypass valve includes a solenoid valve that is controlled by the MicroTech II controller. It is active when

IMM AGZ-7 AGZ 026B through 130B 63 Thermostatic Expansion Valve The expansion valve performs one specific function. It keeps the evaporator supplie

64 AGZ 026B through 130B IMM AGZ-7 Unit Maintenance General On initial start-up and periodically during operation, it will be necessary to perform c

IMM AGZ-7 AGZ 026B through 130B 65 Liquid Line Sight Glass The refrigerant sight glasses should be observed periodically. (A weekly observation sho

66 AGZ 026B through 130B IMM AGZ-7 Service WARNING Service on this equipment is to be performed by qualified refrigeration personnel familiar with

IMM AGZ-7 AGZ 026B through 130B 67 Evaporator The evaporators are the direct expansion, shell-and-tube type with refrigerant flowing through the tub

68 AGZ 026B through 130B IMM AGZ-7 Procedure to charge a moderately undercharged AGZ unit: 1. If a unit is low on refrigerant, you must first deter

IMM AGZ-7 AGZ 026B through 130B 69 AGZ Troubleshooting Chart PROBLEM POSSIBLE CAUSES POSSIBLE CORRECTIVE STEPS 1. Main switch. 1. Close switch. 2

IMM AGZ-7 AGZ 026B through 130B 7 Case 1, Building or Wall on One Side of One Unit The existence of a screening wall or the wall of a building in cl

70 AGZ 026B through 130B IMM AGZ-7 PROBLEM POSSIBLE CAUSES POSSIBLE CORRECTIVE STEPS 1. Oil hang-up in piping 1. Review refrigerant piping and

Post Office 2510, Staunton, Virginia 24402 USA • (800) 432-1342 • www.mcquay.com IMM AGZ-7 (2/05) This document contains the mos

8 AGZ 026B through 130B IMM AGZ-7 Case 2, Two Units Side By Side Two or more units sited side by side are common. If spaced closer than 12 feet (3.

IMM AGZ-7 AGZ 026B through 130B 9 Case 3, Three or More Units Side By Side When three or more units are side by side, the outside chillers (1 and 3