Replacing Electronic Ballast; Replacing Cylinders; Single Pane Glass - Hussmann IMPACT Elite ES1 Installation And Operation Manual

6-4 S
ERVICE
WARNING
!
Always disconnect the electrical power at the
main disconnect when servicing or replacing
any electrical component. This includes,
but is not limited to,
such items as fans, heaters,
thermostats and lights.

REPLACING ELECTRONIC BALLAST

Lamp Ballast
The lamp ballast are located in the raceway,
behind the back lower panel at the left-hand end
of the merchandiser (facing rear of case). NOTE:
The lamp switch is located in this panel.
To gain access:
1. Disconnect the electrical power to the mer-
chandiser.
2. Remove the left lower rear panel.
3. Service or replace ballast as required.
Reassemble items as they were originally
installed.
4. Reconnect the electrical power.
P/N 0453549
WARNING
!
Glass is heavy and can cause
bodily damage. Check support
cylinders for periodic maintenance.
CAUTION
!
Cylinders are a wear item.
They are designed:
• to support the glass when fully open.
• to allow the glass to come down
(or close) slowly.
Have your Service Contractor replace
the cylinders when required.
REPLACING CYLINDERS —

SINGLE PANE GLASS

When cylinders need to be replaced, the lifting
force of the cylinder must be known. The lifting
force can be determined by the data printed on
the cylinder being replaced.
Raise the glass completely. Support the full
weight of the glass at all times while working
on the cylinders.
Parts Referred to in Illustrations:
A – Gas Spring Pin, 6x18mm (040)
B – Graver ∅ ∅ 6
C – E-ring ∅ ∅ 5mm UNI 7434
D – Gas Spring HL Stroke 56
E – E-ring Installation Tool