Grindmaster 815, 830, 850 service manual Problem Possible Cause Service Check Remedy

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American Metal Ware Hot Water Boiler

IV) Trouble Shooting Auto Refill, Low Water Cutoff, and Dual Level Control System

PROBLEM

POSSIBLE CAUSE

SERVICE CHECK

REMEDY

 

 

 

 

 

A) Overfilling of water

1)

Fill solenoid valve leaking

Visual. Water entering

Disassemble and clean out. May

tank when power is

 

due to dirt or scale holding

tank continuously, and

require new plunger assembly. Caution

off.

 

valve open, or worn

usually slowly.

is advised to avoid damage to valve.

 

 

plunger seat.

 

See valve instruction sheet.

 

 

 

 

 

 

2)

Fill solenoid valve

Visual.

On valves without integral strainer:

 

 

installed backwards.

 

Install so that port marked “IN” is

 

 

 

 

connected to outside fresh water

 

 

 

 

supply.

 

 

 

 

On valves with integral strainer:

 

 

 

 

Install so that arrow points in

 

 

 

 

direction of tank, away from fresh

 

 

 

 

water supply.

 

 

 

 

 

B) Overfilling of water

1)

High electrode coated

Jumper from “HI” terminal

Remove electrode assembly. Clean both

tank only when power

 

with scale, or faulty.

to metal enclosure stops

electrodes. If still no remedy and

to unit is on.

 

 

fill.

connections are good, replace assembly.

 

 

 

 

 

 

2)

Missing or faulty

Jumper “C” terminal

Make good secure connection. May

 

 

common connection for

(next to XL) to metal

require cleaning or replacement.

 

 

electrode circuit (“C”

enclosure stops fill.

 

 

 

terminal to metal

 

 

 

 

enclosure).

 

 

 

 

 

 

 

 

3)

Fill valve connected to

Visual.

Connect “BLACK” wire lead to “FILL”

 

 

“HEAT” terminal.

 

terminal.

 

 

 

 

 

 

4)

Dual Level printed

Jumper from “HI” to “C”

Replace Dual Level Control.

 

 

circuit board faulty.

does not stop fill.

 

 

 

 

 

 

C) Auto refill fails to

1)

No power at equipment.

Nothing operates on

Make sure main switch(es), fuse(s),

fill water tank.

 

 

machine.

circuit breaker(s) provide power to

 

 

 

 

unit, that machine’s circuit

 

 

 

 

breaker is OK and power switch, if

 

 

 

 

provided, is on.

 

 

 

 

 

 

2)

No water at equipment.

“Crack” fitting at

Make sure all water supply line

 

 

 

water inlet for pressure

valves are open.

 

 

 

check.

 

 

 

 

 

 

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Contents Models 815, 830 General Description InstallationTime to Refill 1 Gallon American Metal Ware Hot Water Boiler Thermostat Thermostat AdjustmentPossible Cause Service InstructionsDual Level Control Auto Refill And Low Water Cutoff System Onoff Problem Possible Cause Service Check Remedy American Metal Ware Hot Water Boiler American Metal Ware Hot Water Boiler Safety Instructions Installation and Service INSTRUCTIONS53.20.10Assembly DiassemblyTroubleshooting Cleaning815, 830, 850 Electric, Gas or Steam Heat Parts ListRED Green XL HI C Heat Fill H H

830, 850, 815 specifications

The Grindmaster 850, 830, and 815 are sophisticated coffee grinders designed for both commercial and professional use. These models are revered for their consistency, precision, and durability, catering to the diverse needs of coffee enthusiasts and baristas alike. Each of these grinders embodies cutting-edge technology that enhances the coffee brewing experience.

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In summary, the Grindmaster 850, 830, and 815 are exemplary machines that marry advanced technology with user convenience. High-quality burrs, flexible grind settings, and stylish designs make them suitable for both commercial and specialty coffee environments. Whether you are looking to enhance a café's offerings or perfect your home brewing, these grinders are an excellent choice that guarantees quality and efficiency in every grind.
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