Blodgett BCX14E Troubleshooting Manual page 80

Replacing the Manual Control BCX14E Float System with
1. Disconnect the float switch tube from the stainless tube fitting near the top rear of the boiler.
2. Disconnect the wiring to the floats at the quick connects.
3. Remove the float switch can assembly completely from the nipple welded into the boiler.
4. Install the brass barbed fitting provided onto the nipple welded into the boiler. Apply sealant and tighten fitting
with a wrench to ensure a leak-proof connection.
5. Push silicone tube onto brass barbed fitting.
6. Mount sensor bracket to the boiler support bracket with the bolt that mounts the boiler to the boiler support
bracket.
7. Connect the silicone tube top to the stainless tube fitting referred to in step 1. Clamp both ends of the clear
silicone tubing with the hose clamps previously removed.
8.
Make these wiring connections: Water Sensor Wire BL-1 to Oven Harness BL-6; Water Sensor Wire V-1 to
Oven Harness V-3; Water Sensor Wire RD-1 to Oven Harness RD-15; Remove BK-14 from cooling fan snap
disk near the Hitachi inverter motor drive connect female terminal with Water Sensor Wires BK-1/BK-2 to
cooling fan snap disk terminal and connect BK-14 female terminal to Water Sensor Wire BK-2 male terminal.
Silicone tube,
see Step 7.
Sensor
bracket with
sensors
mounted, see
Step 6.
Brass barbed
fitting, see
Step 4.
Elbow nipple
welded into
boiler, see
Step 3.
Boiler
mounting
bolt, see Step
6.
Water Sensor Relay Board Kit (BP# 53312)
F
igure 1. Completed Installation
L-938
01-15-10
Rev. A
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