MDC OFF-GRID extreme XT12HR - Water System; Propane System; Brakes

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Water System
PROBLEM
POSSIBLE CAUSE
REMEDY
Pump not operating (no
noise)
Circuit breaker tripped Check and reset circuit breaker
Battery depleted
Recharge battery using onboard
system or
external charger
Faulty pressure switch Replace pump; contact dealer for assistance
Loose or corroded electrical
connections
Inspect and secure connections using a
multimeter
Pump running but no water
flow
Airlock in water lines
Open faucet and block nozzle briefly; repeat
several times. If issue persists, fill water tank and
use city water inlet to pressurize system.
Empty water tank Refill water tank
Kinked or obstructed hoses Inspect hoses and remove kinks or blockages
Worn or damaged pump diaphragm Repair or replace pump
Low water pressure
Clogged pressure relief valve Inspect and clean pressure relief valve
Table 14
Propane System
PROBLEM
POSSIBLE CAUSE
REMEDY
Cooktop not igniting
Empty propane cylinder Refill propane cylinder
Propane cylinder valve closed Open valve fully
Loose propane hose connection Ensure bayonet fitting is securely connected
Blocked regulator Inspect and clear obstructions
Kinked or obstructed hose Inspect and straighten hose as needed
First-time use after connecting
propane
Purge LP gas lines by holding control knob for up
to 4 minutes.
Gas smell detected
Potential propane leak
Shut off propane immediately. Check connections
with soapy water and never use an open flame for
detection. Ensure adequate ventilation.
Appliance failure
Isolated propane valve closed
Check and open isolation valves for cooktops, hot
water systems, and furnaces.
Table 15
Brakes
PROBLEM
POSSIBLE CAUSE
REMEDY
No Brakes
Open circuit in wiring
Inspect and repair circuit
Severe under-adjustment Adjust brakes per manufacturer specifications
Faulty brake controller
Test and replace if needed (ensure compatibility
with Tuson Electronic Stability Control)
Short circuit in wiring
Inspect and repair shorted wires
Weak Brakes
Contaminated brake linings or
magnets
Clean or replace as necessary
Corroded electrical connections Clean and secure connections
Worn brake linings or magnets Replace components
Scored or grooved brake drums
Machine or replace drums
Poor brake synchronization
Adjust controller settings to meet US brake
standards
Improper brake adjustment
Re-adjust brakes; first 180 miles, then every
3,000 miles
Glazed brake linings Re-burnish or replace linings
Overloaded trailer Verify load distribution and adjust as needed
Table 16