Wiring - Honeywell AQUASTAT L6188A-C User Manual

Honeywell water heater user manual
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L4188A,B; L4189A,B; L6188A-C; L6189A-C AQUASTAT® CONTROLLERS
MOUNTING TEMPLATE
3/16
1
5/8
3/16
DRILL 2 MOUNTING SCREW HOLES.
1
DRILL HOLE FOR SLOTTED SHAFT. USE SMALL HOLE FOR SHAFT
2
ONLY; LARGE HOLE SHAFT PLUS SETTING SCALE.
DRILL SMALL HOLE FOR MODEL WITH MANUAL RESET BUTTON OR
3
LARGE HOLE FOR MODEL WITH DIFFERENTIAL ADJUSTMENT.
MANUAL
RESET
BUTTON
PANEL
Fig. 6. Drill holes in the Panel as shown.
Mounting on Panel-Controller with Bracket
1. Using controller bracket as a template, mark and drill two
holes in the panel.
2. Mount controller with terminals down.
3. Run capillary neatly along panel, avoiding sharp bends
and interference with other components on the panel.
4. MODELS WITH TEMPERATURE LIMIT STOP ONLY:
Adjust to desired setting, as described under "To Set
Temperature Limit Stop," page 8.
68-0061—1
3/4
5/16
3/16
1
2
3
CONTROLLER
SLOTTED
SHAFT
NO. 8
MOUNTING SCREWS (2)
(OBTAIN LOCALLY)
M25419
PANEL
MOUNTING
BRACKET
CAPILLARY
Fig. 7. The Controller with Bracket Mounts on the Front of

WIRING

All wiring must comply with applicable codes and ordinances,
Disconnect power before beginning wiring.
Connect as shown in equipment manufacturer's instructions, if
provided. Otherwise, use the typical hookups shown
(See Fig. 8) (refer to Figures 9 and 10).
24V
THERMOSTAT
LOW WATER
CUTOFF
L4188.9
LOW LIMIT
2
TH-TR
TH
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
1
PROTECTION AS REQUIRED.
USE L6188.9C (C-1 CONTACTS) IF MANUAL RESET IS REQUIRED.
2
Fig. 8. Low and High Limit Application on a Gas-Fired
System with Domestic Hot Water.
6
NO. 10
SHEETMETAL
SCREWS (2)
(OBTAIN LOCALLY)
CONTROLLER
the Panel.
PRESSURE
L4188.9
CONTROLLER
HIGH LIMIT
24V
TR
GAS VALVE
M25420
L1
(HOT)
L2
1
M25421

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