Start-Up, Operation, and Maintenance Instructions

More documents

Recommendations

Info

Press QUIT to leave the selected decision or field without saving any changes. Press ENTER to leave the selected decision or field and save changes. Press NEXT to scroll the cursor bar down in order to highlight a point or to view more points below the current screen. Press PREVIOUS to scroll the cursor bar up in order to highlight a point or to view points above the current screen. Press SELECT to view the next screen level (highlighted with the cursor bar), or to override (if allowable) the highlighted point value. Press EXIT to return to the previous screen level. Press INCREASE or DECREASE to change the highlighted point value. TO VIEW STATUS (Fig. 16) — The status table shows the actual value of overall chiller status such as CONTROL MODE, RUN STATUS, AUTO CHILLED WATER RESET, and REMOTE RESET SENSOR. 1. On the menu screen, press STATUS to view the list of point status tables. 16 2. Press NEXT or PREVIOUS to highlight the desired status table. The list of tables is: MAINSTAT — Overall chiller status STARTUP — Status required to perform start-up of chiller COMPRESS — Status of sensors related to the compressor HEAT_EX — Status of sensors related to the heat exchangers POWER — Status of motor input power ISM_STAT — Status of motor starter CVC_PSWD — Service menu password forcing access screen ICVC_PSWD — Service menu password forcing access screen 3. Press SELECT to view the desired point status table. 4. On the point status table, press NEXT or PREVIOUS until the desired point is displayed on the screen. 19XR_II MAINSTAT POINT STATUS Control Mode Run Status Start Inhibit Timer Occupied? System Alert/Alarm Chiller Start/Stop Remote Start Contact Temperature Reset Control Point Chilled Water Temp Active Demand Limit Average Line Current OFF Ready 0.0 Min NO NORMAL STOP Open 0.0 F 44.0 F 44.6 F 100% 0.0% Fig. 16 — Example of Status Screen OVERRIDE OPERATIONS To Override a Value or Status 1. From any point status screen, press PREVIOUS to highlight the desired value. NEXT or 2. Press SELECT to select the highlighted value. Then:
Start Chiller In CCN Control Start Chiller in Local Control Clear Alarms DEFAULT SCREEN CCN LOCAL RESET MENU Access Main Menu STATUS SCHEDULE SETPOINT SERVICE List the Status Tables Select a Status Table NEXT PREVIOUS SELECT EXIT START ON • MAINSTAT • STARTUP • COMPRESS • HEAT_EX • POWER • ISM_STAT • CVC_PSWD Select a Modification Point NEXT PREVIOUS SELECT Modify a Discrete Point STOP OFF EXIT RELEASE ENTER Modify an Analog Point INCREASE DECREASE RELEASE ENTER Modify Control Options ENABLE DISABLE QUIT ENTER List the Schedules (SOFTKEYS) 1 1 1 1 (ENTER A 4-DIGIT PASSWORD) (VALUES SHOWN AT FACTORY DEFAULT) List the Service Tables Add/Eliminate a Day ENABLE DISABLE 17 Display The Setpoint Table OCCPC01S – LOCAL TIME SCHEDULE OCCPC02S – ICE BUILD TIME SCHEDULE OCCPC03S – CCN TIME SCHEDULE Select a Schedule NEXT PREVIOUS SELECT EXIT 1 2 3 4 5 6 7 8 Override Select a Time Period/Override NEXT PREVIOUS SELECT EXIT • Base Demand Limit • LCW Setpoint • ECW Setpoint • Ice Build Setpoint • Tower Fan High Setpoint Select the Setpoint NEXT PREVIOUS SELECT EXIT Modify the Setpoint INCREASE DECREASE QUIT ENTER Modify a Schedule Time INCREASE DECREASE ENTER EXIT (ANALOG VALUES) ENTER EXIT Fig. 17 — 19XR Chiller Display Menu Structure (CVC/ICVC) (DISCRETE VALUES) ALARM HISTORY CONTROL TEST CONTROL ALGORITHM STATUS EQUIPMENT CONFIGURATION ISM (STARTER) CONFIG DATA EQUIPMENT SERVICE TIME AND DATE ATTACH TO NETWORK DEVICE LOG OUT OF DEVICE CVC CONFIGURATION ICVC CONFIGURATION NEXT PREVIOUS SELECT EXIT SEE FIGURE 18
Page 1 and 2: Start-Up, Operation, and Maintenanc
Page 3 and 4: CONTENTS (cont) Page Page Chiller D
Page 5 and 6: Factory-installed additional compon
Page 7 and 8: Factory-Mounted Starter or Variable
Page 9 and 10: MOTOR COOLING LINE TXV BULB PRESSUR
Page 11 and 12: OPTIONAL METER PACKAGE INTEGRATED S
Page 13 and 14: The PIC II can interface with the C
Page 15: CVC/ICVC Operation and Menus (Fig.
Page 19 and 20: SERVICE MENU CONTINUED FROM PREVIOU
Page 21 and 22: 7. Press ENTER to register the valu
Page 23 and 24: Table 2 — CVC/ICVC Display Data (
Page 33 and 34: PIC II System Functions NOTE: Words
Page 35 and 36: Shunt Trip (Option) — The functio
Page 37 and 38: OVERRIDE CAPACITY CONTROL HIGH COND
Page 39 and 40: (see wiring diagrams or certified d
Page 41 and 42: NOTE: The lead/lag function can be
Page 43 and 44: Ice Build Control — The ice build
Page 45 and 46: Service Operation — An overview o
Page 47 and 48: Shutdown Sequence — Chiller shutd
Page 49 and 50: 49 Fig. 28 — 19XR Leak Test Proce
Page 51 and 52: Fig. 29 — Typical Optional Pumpou
Page 53 and 54: Chiller Dehydration — Dehydration
Page 55 and 56: MECHANICAL STARTER 1. Check all fie
Page 57 and 58: CHANGE THE BENSHAW INC., RediStart
Page 59 and 60: VFD Cooling System Leak Inspection
Page 61 and 62: Protecting the VFD Configuration 1.
Page 63 and 64: Check Optional Pumpout System Contr
Page 65 and 66: Dry Run to Test Start-Up Sequence F
Page 67 and 68:
Leave the oil charge in the chiller
Page 69 and 70:
LEGEND C — Contactor FU — Fuse,
Page 71 and 72:
2. Evacuate the refrigerant gas fro
Page 73 and 74:
SCHEDULED MAINTENANCE Establish a r
Page 75 and 76:
Water Treatment — Untreated or im
Page 77 and 78:
TRANSDUCER REPLACEMENT — Since th
Page 79 and 80:
Table 11 — CVC/ICVC Primary and S
Page 81 and 82:
I. CHILLER PROTECT LIMIT FAULTS STA
Page 83 and 84:
I. CHILLER PROTECT LIMIT FAULTS (co
Page 85 and 86:
TEMPERATURE (F) PIC II VOLTAGE DROP
Page 87 and 88:
Control Modules Turn controller pow
Page 89 and 90:
ANALOG OUT J8 INTERGRATED STARTER M
Page 91 and 92:
NOTES: 1. Cooler data: based on a c
Page 93 and 94:
Table 14 — 19XR Additional Data f
Page 95 and 96:
HEAT EXCHANGER COOLER/ CONDENSER HE
Page 97 and 98:
Table 18 — Optional Pumpout Syste
Page 99 and 100:
ITEM A B C D E F VIEW B — HIGH SP
Page 101 and 102:
101 Fig. 45 — Allen-Bradley Wye-D
Page 103 and 104:
103 LEGEND (cont) ISM — Integrate
Page 105 and 106:
105 LEGEND (cont) ISM — Integrate
Page 107 and 108:
107 LEGEND Denotes Component Termin
Page 109 and 110:
AUX — Auxiliary C — Contactor C
Page 111 and 112:
Fig. 53 — Benshaw, Inc. Solid-Sta
Page 113 and 114:
LEGEND AUX — Auxiliary C — Cont
Page 115 and 116:
1A LEGEND AUX — Auxiliary C — C
Page 117 and 118:
117 Fig. 57 — Typical Variable Fr
Page 119 and 120:
Page 121 and 122:
Page 123 and 124:
Abbreviations and Explanations, 4 A
Page 125 and 126:
MACHINE INFORMATION: DESIGN CONDITI
Page 127 and 128:
19XR, XRV PIC II SETPOINT TABLE CON
Page 129 and 130:
CUT ALONG DOTTED LINE CUT ALONG DOT
Page 131 and 132:
Page 133 and 134:
Page 135 and 136:
Page 137 and 138:
Page 140:
Copyright 2001 Carrier Corporation
show all

Start-Up, Operation, and Maintenance Instructions

Create successful ePaper yourself

Delete template?

Save as template?