Honeywell Farenhyt ECS Series - 1: ECS-DUAL50 W Board Layout; 2: Installing the ECS-50 WBU

ECS Series Manual — P/N 151455:H 2/15/2022 55
Installing the ECS-50WBU ECS Device Installation
4.8.1 ECS-DUAL50W Board Layout
Figure 4.65 shows the location of the ECS-50WBU on the ECS-DUAL50W board.
4.8.2 Installing the ECS-50WBU
Follow these steps to install the ECS-50WBU.
1. Ensure all power supplied to the ECS-DUAL50W is removed.
2. Secure the four standoffs supplied with the ECS-DUAL50W to the board as shown in Figure 4.66.
3. Connect the backup amplifier cable harness (P/N 50116775-001) from the connector labeled “Backup Amplifier” on the ECS-
DUAL50W to the connector on the ECS-50WBU.
ECS-50WBU
Figure 4.65 ECS-50WBU Mounting Location