AL Series Sequencer, field proven for controlling the operation of heating elements and/or blower motors in electric, gas or oil heat systems. This sequencer has 2 switches & turns on at 30-90 seconds, and off at 1-30 seconds.

●Direct Replacement for Most Fan & Heat Sequencing Functions.

●24 Volt Input Control .

●Contacts Designated M1-M2 of a Multi-timing Sequencer will Turn On First and Turn Off Last, as Required by UL for Electric Heating Applications.

●Five Second on Delay Between all Subsequent Stages, Unless they Function Together.

Applications：Oil furnaces，Gas furnaces，Heat pumps，Electric furnaces

Replacement Part: GEM  GS104 ；GLOBAL  24CZ-4 ；Mars  33245 and 33845 ；WATSCO  TDR25 ；KLIXON  60000E049 ；White Rodgers  24A34-4 ；ROBERTSHAW   611-245 ；Interstate Electric I-9： IES24A34-4 ；Zettler  ZC24A34-4 ；ICP / Carrier  HN67QC006 ；York  525-37325-000  

• Off:1 - 30 Seconds

• On:30 - 90 Seconds

Sequencer Wiring Diagram

*Note all Sequencers include a 24 volt heater except the AL113 which has a 240 volt heater.