York YK M3 M3 G4 - Manual

York YK M3 M3 G4

York YK M3 M3 G4 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

1 Page 1
2 Page 2
3 Page 3
4 Page 4
5 Page 5
6 Page 6
7 Page 7
8 Page 8
9 Page 9
10 Page 10
11 Page 11
12 Page 12
13 Page 13
14 Page 14
15 Page 15
16 Page 16
17 Page 17
18 Page 18
19 Page 19
20 Page 20
21 Page 21
22 Page 22
23 Page 23
24 Page 24
25 Page 25
26 Page 26
27 Page 27
28 Page 28
29 Page 29
30 Page 30
31 Page 31
32 Page 32
33 Page 33
34 Page 34
35 Page 35
36 Page 36
37 Page 37
38 Page 38
39 Page 39
40 Page 40
41 Page 41
42 Page 42
43 Page 43
44 Page 44
45 Page 45
46 Page 46
47 Page 47
48 Page 48
49 Page 49
50 Page 50
51 Page 51
52 Page 52
53 Page 53
54 Page 54
55 Page 55
56 Page 56
57 Page 57
58 Page 58
59 Page 59
60 Page 60
Page: / 60

Table of Contents:

  • Page 2 – DESCRIPTION
  • Page 3 – NOMENCLATURE
  • Page 4 – SECTION 1; DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION; FIG. 1 – MODEL YK MILLENNIUM CHILLER
  • Page 6 – SECTION 2; FIG. 3 – MICROCOMPUTER CONTROL CENTER AND KEYPAD; WARNING
  • Page 7 – INTRODUCTION
  • Page 8 – CONTROL CENTER; SETPOINTS – These keys are used as follows:; OPERATION; DISPLAYING SYSTEM PARAMETERS
  • Page 9 – DISPLAY; FIG. 4 – SYSTEM PARAMETERS – OUT OF
  • Page 10 – SYSTEM SETPOINTS
  • Page 11 – NOTE: If an Energy Management System is interfaced; – or –
  • Page 12 – DISPLAYING SYSTEM SETPOINTS
  • Page 14 – PROGRAMMING; THE MICROCOMPUTER CONTROL CENTER; FIG. 5 – KEYPAD – PROGRAMMING SYSTEM
  • Page 15 – FIG. 6 – KEYPAD – PROGRAMMING “LEAVING; FIG. 7 – KEYPAD – PROGRAMMING “% CURRENT
  • Page 16 – FIG. 8 – KEYPAD – PROGRAMMING “PULL DOWN; FIG. 9 – KEYPAD – PROGRAMMING “CLOCK”
  • Page 17 – FIG. 10 – KEYPAD – PROGRAMMING “DAILY
  • Page 18 – FIG. 11 – KEYPAD – PROGRAMMING “HOLIDAY”; FIG. 12 – KEYPAD – PROGRAMMING “REMOTE
  • Page 19 – FIG. 13 – KEYPAD – SERVICE KEYS LOCATION; SERVICE KEYS
  • Page 20 – as
  • Page 21 – – ACTUAL POS is; OPERATING MODES
  • Page 22 – COMPRESSOR SWITCH
  • Page 24 – message, the following message shall be displayed.; SYSTEM SHUTDOWN MESSAGES; Day of Week
  • Page 25 – when Control Center is in REMOTE mode.; The chiller is shut down because condenser pressure
  • Page 26 – • Phase rotation/loss
  • Page 27 – jumper on the Micro Board as follows:; FUNCTION; Installed; Since I
  • Page 30 – SECTION 3; SYSTEM OPERATING PROCEDURES
  • Page 31 – CHILLER OPERATION
  • Page 32 – NOTE: If the temperature setpoint has been repro-; Condenser Water Temperature Control; SYSTEM STARTING & SHUTDOWN SEQUENCE; FIG. 15 – CHILLER STARTING SEQUENCE & SHUTDOWN SEQUENCE
  • Page 33 – ECWT; CHECKING OPERATION; On star ting, the prerotation vanes should remain; OPERATING LOG SHEET
  • Page 34 – OPERATING INSPECTIONS – See Section 2
  • Page 35 – NEED FOR MAINTENANCE OR SERVICE; SAFETY SHUTDOWNS; CYCLING SHUTDOWNS
  • Page 36 – PROLONGED SHUTDOWN
  • Page 37 – SECTION 4; SYSTEM COMPONENTS DESCRIPTION; FRONT VIEW; FIG. 17 – SYSTEM COMPONENTS
  • Page 38 – GENERAL; b. Front and rear journal bearings – one on each; OIL PUMP
  • Page 39 – FIG. 18 – SCHEMATIC DRAWING – (YK) COMPRESSOR LUBRICATION SYSTEM
  • Page 40 – OIL HEATER; Pressing the STATUS key causes the message to read; MOTOR DRIVELINE; Heat exchanger tubes are internally enhanced type.; REFRIGERANT FLOW CONTROL
  • Page 41 – is
  • Page 42 – SECTION 5; OPERATIONAL MAINTENANCE; OIL RETURN SYSTEM
  • Page 43 – THE OIL CHARGE; Immerse the suction connection of the oil charging; FIG. 20 – CHARGING OIL RESERVOIR WITH OIL
  • Page 44 – SECTION 6; OUBLESHOO; CENTER DISPLAY
  • Page 47 – TABLE 2 – OPERATING ANALYSIS CHART; RESULTS; SYMPTOM: ABNORMALLY HIGH DISCHARGE PRESSURE; LOW OIL PRESSURE
  • Page 48 – TABLE 2 – OPERATING ANALYSIS CHART (Continued); SYMPTOM: USUALLY HIGH OIL PRESSURE DEVELOPS WHEN OIL PUMP RUNS; OIL PRESSURE display key.; SYMPTOM: OIL PUMP FAILS TO DELIVER OIL PRESSURE; OIL PRESSURE display key when oil; SYMPTOM: REDUCED OIL PUMP CAPACITY
  • Page 49 – SECTION 7; MAINTENANCE; RENEWAL PARTS; LEAK TESTING DURING OPERATION; Build up the system pressure with dry nitrogen to; EVACUATION AND DEHYDRATION OF UNIT; FIG. 21 – EVACUATION OF CHILLER
  • Page 50 – VACUUM TESTING; TABLE 3 –
  • Page 51 – VACUUM DEHYDRATION; FIG. 22 – SATURATION CURVE
  • Page 52 – REFRIGERANT CHARGING; TABLE 4 – REFRIGERANT CHARGE; SHELL CODES; CHECKING THE REFRIGERANT CHARGE
  • Page 53 – HANDLING REFRIGERANT FOR; If readings fall below shaded area, remove external; FIG. 23 – DIAGRAM, MEGGING MOTOR WINDINGS
  • Page 54 – Minimum Insulation Resistance vs. Temperature (per IEEE Std 43)
  • Page 55 – CONDENSERS AND COOLERS; COOLER
  • Page 57 – COMPRESSOR
  • Page 58 – SECTION 8; PREVENTIVE MAINTENANCE
  • Page 59 – ELECTRICAL CONTROLS; All electrical controls should be inspected for obvi-
Loading the manual

OPERATING & MAINTENANCE

Supersedes: Nothing

Form 160.49-O2 (1296)

MILLENNIUM

TM

CENTRIFUGAL LIQUID CHILLERS

MODEL YK M3 M3 G4 THRU YK S6 S4 J2 (STYLE C)

R-22 (COOLING ONLY)

MODEL YK LB LB G4 THRU YK SE SC J4 (STYLE C)

R-134a (COOLING ONLY)

WITH MICROCOMPUTER CONTROL CENTER

PART #371-01200-010, 371-01200-011 & 371-01200-015

FOR ELECTRO-MECHANICAL STARTER,

SOLID STATE STARTER & VARIABLE SPEED DRIVE

W

W

W

W

W A R N I N G

A R N I N G

A R N I N G

A R N I N G

A R N I N G

SYSTEM CONTAINS REFRIGERANT UNDER PRESSURE.

SERIOUS INJURY COULD RESULT IF PROPER PROCEDURES ARE NOT
FOLLOWED WHEN SERVICING SYSTEM. ALL SERVICE WORK SHALL
BE PERFORMED BY A QUALIFIED SERVICE TECHNICIAN IN ACCOR-
DANCE WITH YORK INSTALLATION/OPERATION MANUAL.

27385A

"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.

Summary

Page 2 - DESCRIPTION

2 YORK INTERNATIONAL T T T T TABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS SECTION 1 – Description of System and Fundamentals of Operation ......................................... 4 SECTION 2 – MicroComputer Control Center .......................................

Page 3 - NOMENCLATURE

YORK INTERNATIONAL 3 FORM 160.49-O2 R-22 UNITS YK N2 N1 H1 – CX C DESIGN LEVEL (C) POWER SUPPLY – for 60 HZ 5 for 50 HZ COMPRESSOR CODE G4, H0, H1, H2, J1, J2 CONDENSER CODE M3, M4, N3, N4, P3, P4, Q3, Q4, R3, R4, S3, S4 COOLER CODE M3, M4, N3, N4, P3, P4, P5, P6, Q3, Q4, Q5, Q6, R3, R4, R5, R6, S5,...

Page 4 - SECTION 1; DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION; FIG. 1 – MODEL YK MILLENNIUM CHILLER

4 YORK INTERNATIONAL SECTION 1 DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION FIG. 1 – MODEL YK MILLENNIUM CHILLER SYSTEM OPERATION DESCRIPTION (See Fig. 2) The YORK Model YK Millennium Chiller is commonlyapplied to large air conditioning systems, but may beused on other applications. The chill...

Other York Models

All York Other