Bunn FMD-3 User Manual

4

1. Locate the drip tray assembly above the dispenser nested in the packing material.
2. Remove  the drip tray and the drip tray cover and set them aside.
3. Remove the water strainer assembly from the drip tray and set it aside.
4. Remove the four legs from the packaging material, apply non-skid pads to the bottom of the legs  and securely

install the legs in the dispenser base.

CAUTION - The dispenser must be disconnected from the power source until specified in 

Initial Set-Up.

The 120 volt version of this dispenser has an attached cordset. The mating connector must be a NEMA 5-15R.
The 120/208 volt and the 120/240 version of this dispenser has an attached cordset. The mating connector must
be a NEMA 14-20R.
The 240 volt version of this dispenser has an attached cordset without plug.

Improper electrical installation will damage electronic components.

1. An electrician must provide electrical service as specified.
2. Using a voltmeter, check the voltage and color coding of each conductor at the electrical source.
3. Open the front door of the dispenser and place the heater switch in the “OFF” (upper position).
4. Connect the dispenser to the power source.
5. If plumbing is to be hooked up later be sure the dispenser is disconnected from the power source.  If

plumbing has been hooked up, the dispenser is ready for 

Initial Fill & Heat.

This dispenser must be connected to a COLD WATER system with operating pressure between 20 and 90 psi (138
and 620 kPa) from a 

1

⁄

2

" or larger supply line.  A shut-off valve should be installed in the line before the dispenser.

Install a regulator in the line when pressure is greater than 90 psi (620 kPa) to reduce it to 50 psi (345kPa).  The
water inlet fitting is 

1

⁄

4

" flare.

NOTE - Bunn-O-Matic recommends 

1

⁄

4

" copper tubing for installations of less than 25 feet and 

3

⁄

8

" for more than

25 feet from the 

1

⁄

2

" water supply line.  At least 18 inches of an FDA approved flexible beverage tubing, such as

reinforced braided polyethylene or silicone, before the dispenser will facilitate movement to clean the countertop.
Bunn-O-Matic does not recommend the use of a saddle valve to install the dispenser.  The size and shape of the
hole made in the supply line by this type of device may restrict water flow.

PLUMBING HOOK-UP
1. Securely attach the short piece of tubing on the water strainer assembly to the inlet fitting on the bottom of

the dispenser.

2. Flush the water line and securely attach it to the flare fitting on the water strainer assembly.
3. Turn on the water supply.

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