JOHNSON CONTROLS
130
FORM 150.72-ICOM7
ISSUE DATE: 10/22/2020
SECTION 7 – UNIT CONTROLS
Service Mode
The Service Mode allows the user to view all of the
inputs and enable or disable all of the outputs on the
unit, except the compressors. Some of the internal tim-
ers and counters are viewable and modifiable in the
Service Mode. To enter the Service Mode, turn off the
unit switch and press PROGRAM, ↑, ↑, ↓, ↓, and EN-
TER in sequence. The Service Mode times out after
30 minutes and returns to normal control. The user can
disable the Service Mode by turning on the unit switch
or by powering off and on the 115 VAC.
The Imperial units are exact values. The
Metric units are approximates.
TABLE 18 - PROGRAM KEY LIMITS AND DEFAULT
PROGRAM VALUE LOW LIMIT HIGH LIMIT OPTIONS DEFAULT
Data Logging Mode — — OFF or ON OFF
Data Logging Timer
(1 s Inc./Dec.)
1 s 60 s — 1 s
Fan Speed Control (SINGLE SPEED (CE) and
STANDARD (NA) use Staged Fan Control)
— —
SINGLE SPEED or
STANDARD
YLAA TWO SPEED
FANS
YLAA VSD FANS
SINGLE SPEED
Two Comp Fan Speed Ref. 1 (VSD Fans)
(1 Inc.)
10% 99% — 10%
Three Comp Fan Speed Ref. 1 (VSD Fans)
(1 Inc.)
10% 99% — 10%
Fan Ramp Speed (VSD Fans)
(0.5 Inc.)
0.5 %/s 6.0 %/s — 1.0 %/s
Sys 1, 2 Fan Stage Operation (Two Speed Fans)
(1 Stage Inc./Dec.)
0
Number of
Fan Stages
— 0
Compressor Soft Start — —
DISABLE or
ENABLE
DISABLE
Refrigerant Select — —
R-22, R-407C,
R-410A, or R-454B
R-410A
Expansion Valve Type — —
THERMOSTATIC or
ELECTRONIC
ELECTRONIC
Remote Temp Reset Option — —
DISABLE or
ENABLE
DISABLE
Remote Inputs Service Time
(1 min Inc./Dec.)
5 min 60 min — 15 min
Feature Set
(R-410A/R-454B)
— —
NORTH AMERICAN
or EUROPEAN
NORTH AMERICAN
Evaporator Pump Control — —
(R-410A/R-454B
Chiller or Heatpump)
EXTERNAL,
KIT PUMPS 1 or
KIT PUMPS 2
EXTERNAL
Evaporator Pump Total Run Hours (R-410A/
R-454B Chiller or Heatpump)
(1 Inc./Dec. per entry position)
0 99999 — 0
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