Dual Chiller Configuration (Slave Chiller Example) - Carrier AquaSnap 30MPA Series Controls, Start-Up, Operation, Service, And Troubleshooting

SUB-MODE ITEM
DISP
UNIT
OPT1
OPT2 CTRL
CCNA
CCN
CCNA
CCNB
RSET
LLEN
LLEN
MSSL
MSSL
NOTES:
1. Slave Control Method (CTRL) must be configured for 0.
2. Slave CCN Address (CCNA) must be different than Master.
3. Slave CCN Bus Number (CCNB) must be the same as Master
4. Slave does not require SLVA, LLBL, LLBD, or LLDY to be configured.
Table 26 — Dual Chiller Configuration (Slave Chiller Example)
KEYPAD ENTRY DISPLAY
CTRL
ENTER
0
OPT2
ESCAPE
CCN
CCNA
1
ENTER
1
ENTER
2
2
ENTER
CCN
ESCAPE
0
ENTER
CCN
ESCAPE
RSET
CRST
ENTER
LLEN
DSBL
ENTER
DSBL
ENTER
ENBL
ENBL
ENTER
LLEN
ESCAPE
MSSL
MAST
ENTER
MAST
ENTER
SLVE
SLVE
ENTER
MSSL
ESCAPE
RSET
ESCAPE
ITEM EXPANSION
CONTROL METHOD
SWITCH
CCN ADDRESS
CCN ADDRESS
CCN BUS NUMBER
COOLING RESET TYPE
LEAD/LAG CHILLER ENABLE
LEAD/LAG CHILLER ENABLE
MASTER /SLAVE SELECT
MASTER /SLAVE SELECT
30
COMMENTS
DEFAULT 0
SCROLLING STOPS
VALUE FLASHES
SELECT 2
(SEE NOTE 2)
CHANGE ACCEPTED
DEFAULT 0
(SEE NOTE 3)
PROCEED TO
SUBMODE RSET
15 ITEMS
SCROLLING STOPS
VALUE FLASHES
SELECT ENBL
CHANGE ACCEPTED
SCROLLING STOPS
VALUE FLASHES
SELECT SLVE
CHANGE ACCEPTED
SLAVE COMPLETE