Daikin VAM 350GJVE Service Manual page 33

Control Functions
1.2.2 Pre-cool/Pre-heat
Pre-cool/pre-heat operations
1. System
2. Heat reclaim ventilation setting
3. Others
Note: Operation standby indication is displayed only on LCD remote controller of heat reclaim ventilation unit.
24
require the following conditions.
Pre-heat operation is possible only in air conditioner linked system (1 group, 2-group link). Check the
system first.
Set Pre-heat ON/OFF to ON.
Pre-cool/pre-heat On/OFF setting can be made in air conditioner or using field setting mode of LCD
remote controller of heat reclaim ventilation unit. (Pre-cool time can be set between 30 and 60 min, and
pre-heat time can be set between 30 and 150 min.)
a) Heat reclaim ventilation unit must be in non-operating condition for two consecutive hours or more
prior to pre-cool/pre-heat operation.
b) Temperature control mode of the air conditioner must be set to Cool, Heat or Dry.
ON/OFF
Ventilation fan motor
Damper motor
(ventilation mode)
Operation lamp
Operation standby
indication
Normal ventilation
Operation
mode selection
Operation
Pre-cool/pre-heat ventilation
Total heat exchange ventilation
Lamp
ON
Lamp
ON
Pre-cool/pre-heat
Stop
time over
OFF ON
Total heat
ON
exchange
Normal ventilation
ventilation
Control Functions
Si71-502
(HL022)