York YCAG18, Руководство пользователя

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66
YORK INTERNATIONAL
MICRO LOGIC BOARD DIP SWITCH
CONFIGURATION STANDARD ENGLISH ONLY
(GEII.5 REV.2** EPROM)
GEII.5 BR REV.1 EPROM
A Dip Switch (U39) with 7 miniature rocker switches is lo-
cated on the Micro Logic Board (Fig. 50). These switches
must be configured properly before starting the chiller. See
the list on the right and set up the switches as required.
DUAL CIRCUIT UNITS
FIG. 50 – MICRO LOGIC BOARD (W/STANDARD EPROM)
1 = OFF: Setpoints 15° - 70°F can be selected
ON: Setpoints 40° - 70°F can be selected
2 = OFF: Low Ambient Cut-out = 35°F
ON: Low Ambient Cut-out adjustable
0-50°F (Rl Combo Board)
3 = OFF: RWT Control, (Standard as Shipped)
ON: LWT Control
4 = OFF: No EMS Control (No Digital Input Board,
Standard As Shipped)
ON: EMS Control (Optional Digital Input Board
Installed)
5 = OFF: 4 Stage Control (Standard as Shipped)
ON: 8 Stage Control (Optional as ordered for
5, 6, 7, or 8 stage control)
6 = Spare
7 = OFF: Automatic lead/lag compressor time shar-
ing by Micro. Micro accumulates run time
on both systems. On a SYS 1 shutdown,
run times on both compressors are com-
pared, and a decision is made as to which
system (system with least run time) to put
in the lead.
ON: Manual Sys 1 lead/lag selection via Con-
trol Panel (Standard as Shipped)
U39
YCHA G.E. II. 5, REV
. 2
EPROM
00009TG(R)
*Refer to above sketch to identify “OFF” and “ON” positions.
The “dot” can be misleading when identifying switch position.
See the “Side View” drawings for recommended position
verification.
**The GEII.5, REV.2 may also be labeled GEII.5S, REV.2. The two
EPROMs are identical.
LD01625