![background image](http://html.mh-extra.com/html/carrier/17/17_start-up-and-operation-manual_2562235033.webp)
Table 2 — LID Screens (cont)
EXAMPLE 10 — MAINTENANCE (MAINT01) DISPLAY SCREEN
To access this display from the LID default screen:
1. Press
MENU
.
2. Press SERVICE .
3. Scroll down to highlight CONTROL ALGORITHM STATUS.
4. Press SELECT .
5. Scroll down to highlight MAINT01.
DESCRIPTION
RANGE/STATUS
UNITS
REFERENCE POINT NAME
CAPACITY CONTROL
Control Point
10-120 (–12.2-48.9)
DEG F (DEG C)
ctrlpt
Leaving Chilled Water
–40-245 (–40-118)
DEG F (DEG C)
LCW
Entering Chilled Water
–40-245 (–40-118)
DEG F (DEG C)
ECW
Control Point Error
–99-99 (–55-55)
DEG F (DEG C)
cperr
ECW Delta T
–99-99 (–55-55)
DEG F (DEG C)
ecwdt
ECW Reset
–99-99 (–55-55)
DEG F (DEG C)
ecwres
LCW Reset
–99-99 (–55-55)
DEG F (DEG C)
lcwres
Total Error + Resets
–99-99 (–55-55)
DEG F (DEG C)
error
Guide Vane Delta
–2-2
%
gvd
Target Guide Vane Pos
0-100
%
GV
TRG
Actual Guide Vane Pos
0-100
%
GV
ACT
Proportional Inc Band
2-10
gv
inc
Proportional Dec Band
2-10
gv
dec
Proportional ECW Gain
1-3
gv
ecw
Water/Brine Deadband
0.5-2 (0.3-1.1)
DEG F (DEG C)
cwdb
NOTE: Overriding is not supported on this maintenance screen. Active overrides show the associated point in alert (!). Only values with capital letter
reference point names are variables available for read operation.
EXAMPLE 11 — MAINTENANCE (MAINT02) DISPLAY SCREEN
To access this display from the LID default screen:
1. Press
MENU
.
2. Press SERVICE .
3. Scroll down to highlight CONTROL ALGORITHM STATUS.
4. Press SELECT .
5. Scroll down to highlight MAINT02.
6. Press SELECT .
DESCRIPTION
RANGE/STATUS
UNITS
REFERENCE POINT NAME
OVERRIDE/ALERT STATUS
MOTOR WINDING TEMP†
–40-245 (–40-118)
DEG F (DEG C)
MTRW
Override Threshold
150-200 (66-93)
DEG F (DEG C)
mt
over
CONDENSER PRESSURE
–6.7-420 (–42-2896)
PSI (kPa)
CRP
Override Threshold
90-245 (621-1689)
PSI (kPa)
cp
over
EVAPORATOR REFRIG TEMP
–40-245 (–40-118)
DEG F (DEG C)
ERT
Override Threshold
2-45 (1-7.2)
DEG F (DEG C)
rt
over
DISCHARGE TEMPERATURE
–40-245 (–40-118)
DEG F (DEG C)
CMPD
Alert Threshold
125-200 (52-93)
DEG F (DEG C)
cd
alert
BEARING TEMPERATURE
–40-245 (–40-118)
DEG F (DEG C)
MTRB
Alert Threshold
175-185 (79-85)
DEG F (DEG C)
tb
alert
NOTE: Overriding is not supported on this maintenance screen. Active overrides show the associated point in alert (!). Only values with capital letter
reference point names are variables available for read operation.
†Information is applicable to hermetic machines only.
33
1197
→
Содержание 17
Страница 13: ...Fig 6 Open Drive 17 Series Lubrication Cycle 13 ...
Страница 15: ...Fig 7 17EX Controls and Sensor Locations 15 ...
Страница 16: ...Fig 7 17EX Controls and Sensor Locations cont 16 ...
Страница 17: ...Fig 7 17EX Controls and Sensor Locations cont 17 ...
Страница 19: ...Fig 8 19EX Controls and Sensor Locations cont 19 ...
Страница 23: ...Fig 16 17 19EX LID Menu Structure 23 ...
Страница 24: ...Fig 17 17 19EX Service Menu Structure 24 ...
Страница 50: ...Fig 28 17 19EX Leak Test Procedures 50 ...