GDM HST02
TEC_TM_158 | REV. A | EN
06/28/2022
Page 11 of 28
www.truemfg.com
Cabinet Setup
Fig. 1.
Front louver grill screw location.
Fig. 2.
Battery backup location.
Fig. 3.
Battery backup screw location.
Fig. 4.
Slide the battery cover off.
Battery Backup
The cabinet has a battery backup that ensures the electronic
control can still monitor the cabinet temperature and actuate the
lock during a power outage. This battery backup provides power to
the control for a minimum of 2 hours.
NOTE: The battery backup system ships with the power switch
toggled to OFF. Turn the battery backup system on during
installation.
Be sure to check the AA batteries at least once every
3 months to ensure the battery backup always has
charge.
Procedure
1.
Remove the front louver grill. See fig. 1.
2.
On the battery backup, toggle the power switch to
ON
.
See fig. 2.
Battery Replacement
The battery backup requires eight (8) AA batteries.
1.
Remove the front louver grill. See fig. 1.
2.
Remove the battery backup screw (see fig. 3) and slide the
battery backup out of its holder.
3.
Push the tabs down and slide the battery cover off. See fig. 4.