Product Datasheet & Dimensions
Nuway Part Number: C21358R
Honeywell Part Number: 08218U
Also known as a Satronic TMG 740-3 MOD 43-45 230V
Honeywell TMG 740-3 MOD 43-35 230V Control Box Specifications
- TMG 740-3 (230v Input) 08218U Controls high performance forced draught, dual fuel, gas and oil burners.
- Supply Voltage: 220/ 240V
- Pre-purge Time: 32s
- Pre-Purge Time with air damper open: 40s
- Pre-ignition time: 4s
- Start Valve Safety Interval: 3s
- Pilot Valve Safety Interval: 3s
- Pilot Valve Switch On Time: 14s
- Main Valve 1 Safety Interval: 5s
- Valve 1 Delay: 10s
- Valve 2 Delay: 10s
- Post Purge Time: 10s
TMG Box Not Functioning Properly?
Before thinking the brand new box has failed, please check the switch on the underside of the box, this determines the flame detector operation mode which can be set to UV or ION, if this is not on the correct setting, the control box will not function.