Operating instructions service specifications – Win-Holt NHPL-1836-ECOC User Manual
Page 4

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Operating Instructions
Service Specifications
NHPL-1836-ECO, NHPL-1836, NHPL-1825-UN, NHPL-1810/HH and INHPL-1836
2
1. Push main power switch (ON/OFF rocker) to ON position.
2. Push HEAT/PROOF switch to HEAT for heating ONLY.
3. Turn HEAT thermostat knob fully clockwise for preheat.
4. Allow 45 minutes for pre-heating, then turn thermostat to desired setting.
5. Place water in the water pan filling to about 3/4 full, for proofing.
6. For proofing, push HEAT/PROOF switch to PROOF.
7. Adjust the heat and humidity thermostat knob to control desired temperature and
humidity. Allow 45 minutes for per-heating.
NOTE: The internal air circulation blower and 1000w heater element (controlled with the Heat
Thermostat) will operate continuously when the power switch is turned ON.
HEAT THERMOSTAT
The controlling range is 80
o
F to 185
o
F. The dial numbers, 1 thru 9, do not relate to a specific
calibrated temperature. Temperature settings must be obtained through familiarization with the
unit. The dial also has an OFF position to turn heater unit off.
HUMIDITY THERMOSTAT
To control humidity range from 30% to 100%, humidity settings must be obtained through
familiarization with the unit. The dial numbers, 1 thru 9, do not relate to a specific calibrated
humidity. The dial also has an OFF position to turn humidity off.
To maintain low heat range between 85
o
F and 100
o
F, switch to proof mode and adjust heat knob to
desired heat range. Allow 45 minutes to pre-heat in proof cycle.
The Heater-Proofer is an aluminum transport cabinet with heaters to function as a hot food holding
cabinet, and/or as a proofing cabinet.
The heater, or heat drawer, is slid into place on the lower ledges of the cabinet. An electrical power
cord is provided and plugged into the drawer through an access hole in the back of the cabinet.
The main power switch on the front of the drawer, when switched ON, will turn on the light in the
switch and turn on the air circulating fan in the drawer. The circulating fan and 1000w heater
element will operate continuously while the unit is ON.
The thermostat control knobs are mounted to the left and right of the HEAT / PROOF switch. The
left thermostat knob controls the heat in the cabinet from 1 (low heat; approx. 80
o
F) to 9 (high heat;
approx. 185
o
F). The right thermostat knob controls the humidity from 1 (approx. 30% relative
humidity) to 9 (100% relative humidity). Average setting will be 6 (approx. 85% relative humidity).