Robertshaw SlimZone CLASSIC ZONE CONTROL SYSTEM - Manual (Page 13)

7. LED STATUS INDICATION
All relay outputs and system status can be verified at the control panel and are indicated
by LEDs (light emitting diodes). Refer to Figure 4.2 for location of the LEDs.
REFERENCE COLOR LOCATION FUNCTION
POWER ON Green 24VAC terminal Panel is powered
FAULT Red 24VAC terminal Short in system
ZONE 1 Green Zone 1 terminal Damper open
ZONE 2 Green Zone 2 terminal Damper open
ZONE 3 Green Zone 3 terminal Damper open
G Green Equipment terminal Fan relay energized
Y1 Yellow Equipment terminal Cooling/compressor relay energized
W1 Orange Equipment terminal Heating relay energized
B Orange Equipment terminal Reversing valve relay energized in heating
NORMAL WHEN Green Upper right corner Panel functioning properly
FLASHING
Table 7.1: LED Description
8. OPERATION CHECK LIST
Verify that the following controls have been properly configured, installed and adjusted.
1. High limit
2. Low limit
3. Static pressure or barometric bypass damper
4. All thermostats low setpoint at 68°F (20°C) and high setpoint at 76°F (24°C)
5. Tag all wiring and system components to correspond to the zone they serve
6. If HVAC unit incorporates an economizer, it is important that it be checked for proper
operation and that the minimum positioning stop be set.
7. If the HVAC unit has an economizer that is not equipped with a relief damper, it may be
necessary to relink the return air damper so that it will always remain thirty percent (30%)
open, otherwise the bypass damper system may not perform properly.
SlimZone Classic 11