• Code: 920.22
• Description: Hot roll fell too far below the desired temperature while printing. Fuser page count between 200,000 and 299,999.
• Causes: • Bad thermistor, circuit, or cabling. • Noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx

• Code: 920.23
• Description: Hot roll too cool while checking for slope change. Fuser page count between 200,000 and 299,999.
• Causes: • Bad thermistor, circuit, or cabling. • Noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx

• Code: 920.24
• Description: Hot roll too cool when heating to desired temperature after slope change. Fuser page count between 200,000 and 299,999.
• Causes: • Bad thermistor, circuit, or cabling. • Noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx

• Code: 920.26
• Description: Fuser is not increasing in temperature even though the lamp has been on for an extended tim. Fuser page count between 200,000 and 299,999.
• Causes: • Fuser is not receiving AC power. • Poor supply line voltage.
• Remedy: See 920.xx

• Code: 920.27
• Description: Fuser has been below the desired temperature for too long while media is in the nip. Fuser page count between 200,000 and 299,999.
• Causes: • Bad thermistor, circuit, or cabling. • Very noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Excessive load on the fuser. • Low voltage or incorrect lamp. • Incorrect hot roll. • Abrupt change in temperature that has disrupted control.
• Remedy: See 920.xx

• Code: 920.31
• Description: Under temperature during steady state control. Fuser page count between 300,000 and 399,999.
• Causes: • Bad thermistor, circuit, or cabling. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx

• Code: 920.32
• Description: Hot roll fell too far below desired temperature while printing. Fuser page count between 300,000 and 399,999.
• Causes: • Bad thermistor, circuit, or cabling. • Noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx

• Code: 920.33
• Description: Hot roll too cool while checking for slope change. Fuser page count between 300,000 and 399,999.
• Causes: • Bad thermistor, circuit, or cabling. • Noisy thermistor signal. • Fuser not receiving AC power. • Poor supply line voltage. • Low voltage or incorrect lamp. • Incorrect hot roll.
• Remedy: See 920.xx