Bunn ITCB Series Technical Training Manual page 18

Step 6: Replace the seat cup in the hot water faucet:
□ Unscrew the faucet bonnet from the assembly.
□ Remove the old faucet seat cup.
□ Install the new seat cup BUNN P/N: 02766.0000.
□ Reassembly is the opposite of disassembly.
□ Visually examine the power cord for any damage.
□ Visually examine the water supply for any leaks.
Step 7: Clean the funnel:
□ Unscrew the outlet tip and remove the tip and screen.
□ Sanitize the tip, screen, and funnel with warm water and sanitize solution.
Step 8: Replace the tea server seat cups:
□ Drain the server.
□ Unscrew the faucet handle.
□ Remove and replace the seat cup.
Step 9: Calibrate the sprayhead and dilution flow rates.
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ITCB Training Manual