Honeywell m8405 User Manuals

Table of Contents

• Application

  1
• Features

  1
• Specifications

  3
• Specifications: M7215

  4
• Specifications: W7212A Logic Module

  6
• Installation: M7215, M7415, M8405

  7
  • When Installing this Product...

    7
  • Location and Mounting

    8
• Wiring: M7215, M7415, M8405

  8
  • C7046C Discharge Air Temperature Sensor

    8
  • Wiring

    9
  • MS7505 Damper Actuators

    10
• T6031H Thermostat

  10
  • Location and Mounting

    10
  • W7459A,C AND W7212 Solid State Economizer Logic Module

    11
  • Location and Mounting W7459 Economizer Logic Module

    11
  • Location and Mounting W7212

    11
  • C7400 Enthalpy Sensor and C7650A Temperature Sensor Location and Mounting

    12
  • Wiring

    12
• Operation and Checkout

  12
  • M7415 Damper Actuator

    14
  • M8405 Damper Actuator

    14
  • W7459A,C Solid State Economizer Logic Module

    14
  • W7212A Economizer Logic Module

    14
• Settings and Adjustments

  14
  • Adjusting Minimum Damper Position

    14
  • M7415 and M8405 Damper Actuators Adjusting Minimum Position (Ventilation)

    15
  • Discharge Air Temperature Setpoint Adjustment-M7415 Only

    15
  • W7459A,C Solid State Economizer Logic Module

    15
  • Enthalpy Changeover Setpoint

    15
  • Differential Enthalpy Changeover Setting

    15
• Sequence of Operation

  16
  • Economizer Sequence of Operation

    16
• Operation: W7212

  17
• Settings and Adjustments: W7212

  18
  • Demand Control Ventilation Setpoint

    18
  • Adjusting Minimum and Maximum Positions

    18
  • Enthalpy Changeover Setpoint

    19
  • Exhaust Setpoint

    19
• Checkout and Troubleshooting

  19
• Checkout and Troubleshooting: W7212

  31