Milnor MP1540 Series, Manual

Page: 34 / 107

How to Use Milnor
®
Electrical Schematic Diagrams
PELLERIN MILNOR CORPORATION
Figure 25: Pressure Switch
Component Legend
.
A. Contact 1—Normally open
B. Contact 2—Normally closed
C. Contact 3—Common
Figure 26: Toggle Switch
Component Legend
.
A. Normally closed contacts
B. Common contacts
C. Normally open contacts
D. Pole
Figure 27: Switch with Replaceable Contact Blocks
Rotary or Push-button Switch Component Legend
.
A. Terminal 7
B. Terminal 8
C. Terminal 4 if normally open; terminal 1 if normally closed
D. Terminal 5 if normally open; terminal 2 if normally closed
E. Terminal V
F. Terminal 9
G. Terminal Q if normally open; terminal K if normally closed
H. Terminal 6 if normally open; terminal 3 if normally closed
I. Terminal W
J. Terminal X
K. Terminal R if normally open; terminal L if normally closed
L. Terminal S if normally open; terminal M if normally closed
3.
Features of Milnor
®
Electrical Schematic Diagrams
Document BMP010012 (following this section) is a sample schematic, based on a schematic
diagram for the Milnor
®
gas dryer. For the purposes of this exercise, the schematic is shown gray
and explanations of the items on the schematic are shown black.
The item numbers below correspond to the circled item numbers shown on the drawing.
1. The first six characters of the drawing number (W6DRYG) indicate that this is a wiring
diagram (W), identify the generation of controls (6), and identify the type of machine
(DRYG=Gas Dryer). These characters appear in the drawing number of every schematic in
the set.
The characters following the first six are unique to each drawing. The two characters
identified as the page number are an abbreviation for the function performed by the depicted
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