True TDB-24-48-1-G-1-HC Installation Manual page 14

Cabinet Setup (cont.)
TDD-1 CO₂ Knock-Out
This instruction is TRUE's recommended procedure for installing a
remote CO₂ container.
Required Tools
• Pliers
• Silicone Sealer
• 1/2" Drill bit
• Drill
Procedure
1. With pliers, remove the black knockout plug.
NOTE: The knockout plug for CO₂ lines can be located in
two different areas. See the diagram for locations.
2. Drill a hole through the cabinet wall and into the compressor
compartment.
3. Route the CO₂ line through the knockout hole and exiting
behind the rear castor underneath the rear grill. See the
diagram.
4. Apply silicone sealer to the hole around the CO₂ line to prevent
cold air leakage.
TDD-2, -3, -4 (and Club Top Models) CO₂ Knock-Out
This instruction is TRUE's recommended procedure for installing a
remote CO₂ container.
Required Tools
• Pliers
• Silicone Sealer
• 1/2" Drill bit
• Drill
Procedure
1. With pliers, remove the black knockout plug.
2. While holding the drill at a 30° angle, drill through the
insulation.
NOTE: This hole should line up with a pre-punched hole in
the compressor compartment.
3. Route the CO₂ line through the knockout hole and through the
rear grill.
4. Apply silicone sealer to the hole around the CO₂ line to prevent
cold air leakage.
Page 14 of 28
U N D E R B A R R E F R I G E R A T I O N
03/1/2023
Knockout plug can be located
at either location.
P#975552 TEC_TM_114 | REV. C | EN
truemfg.com