Manual

Model 90524A Triple limit or cold-start control — Instructions
Carlin part number MN90524AM Rev. 01/19/09
– 2 –
Where appliance instructions differ from this manual, follow the appliance instructions.
1 Green LED — POWER ON (Lockout, see
page 3)
2 Amber LED — CIRCULATOR ON
3 Amber LED — BURNER ON
4 Thermostat T-T input terminals
5 Terminal strip (back of control)
6 Sensor terminal strip (quick-release style)
7 Differential adjustment (adjusts High Limit
differential when in cold-start operation;
adjusts Low Limit differential when in triple
limit operation) — when in OFF position,
default high and low limit differentials are
used
8 Hidden reset button
9 Low limit adjustment (set to OFF for cold-
start operation)
10 High limit setpoint adjustment
2
1
3
4
10
9
8
5
6
7
90524A componentsFigure 1
Front
Rear