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2/3/2020
Page 12 of 78
Calder Brothers Corporation
Model: M415XT Maintainer
M415XT
Section C
–
Controls & Accessories
Water Temperature Gauge
This Gauge indicates whether the Engine coolant is at the proper temperature or NOT. During normal
operation, a reading of 180°F to 200°F (82°C to 93°C) indicates that the Engine coolant is at the proper
temperature.
NOTE
If the Gauge indicator moves toward the HIGH number range during normal operation, it indicates a problem in
the cooling system. STOP the Engine immediately and investigate and correct the cause of the problem! Refer to
Section H - Service, of this manual. Common causes are: (1) low coolant level, (2) dirty radiator fins, (3)
improper fan belt tension, or (4) plugged radiator core.
WARNING
Do NOT remove the Radiator Cap when the Engine is HOT or overheated. Coolant is extremely HOT and under
pressure and will severely burn the skin. Wait for the engine to cool BEFORE relieving the pressure and
removing the Radiator Cap.
Hourmeter
The Hourmeter indicates the operating time of the machine and should be used to keep an accurate
Maintenance Log. Refer to Section H - Service, of this manual.
Horn Pushbutton
Push this Button switch in to activate the Horn. The Keyswitch MUST be at the RUN position
for this switch to be effective.
Fuel Level Gauge
The Fuel Gauge has a color bar to represent the amount of fuel remaining in the Fuel Reservoir,
as shown by the position of the needle. The red zone indicates low fuel level.
High/Low Drive Switch
With the switch in High position, two-wheel drive mode is engaged. This mode is used for travel speed
on road ways. With the switch in Low position, four-wheel drive mode is engaged. This mode is used for
working applications.
Optional Cab Environment Switches
When provided, these are used to operate the Windshield Wiper, Heater and Air Conditioning.
Other Optional Dash Switches
When provided, these are used to operate lights and turn signals.
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