Electric Heat Kit Installation Manual

Table of Contents
CHECK LIST AFTER INSTALLATION ................................................................................................................. 3
Dimensions
....................................................................................................................................................... 4
1. Electric Heat Kit Models ................................................................................................................................. 5
2. Electric Heat Kit Accessories .......................................................................................................................... 8
2.1. Separate Power Kit [PVA-A·AA4(7), MVZ-A·AA4(7) and SVZ-KP-NA models] ......................................... 8
2.2. Auxiliary Heat Lockout [PVA-A·AA4(7), MVZ-A·AA4(7) and SVZ-KP-NA models] ..................................... 8
3. Safety precautions ......................................................................................................................................... 9
4. Installing the Electric Heat Kit ......................................................................................................................... 11
4.1 Read the safety precautions section of the Multi-Position Air Handler before installing the electric heat
option. ...................................................................................................................................................... 11
4.2 Setting proper external static pressure. ................................................................................................. 11
PVFY-A·NAMU-E(1) models: ............................................................................................................ 12
MVZ-A·AA4(7), SVZ-KP-NA and PVA-A·AA4(7) models: .................................................................... 13
MVZ-A·AA4(7) and PVA-A·AA4(7) models: ........................................................................................ 13
4.3 Enabling Electric Heat ........................................................................................................................ 14
PVFY-A·NAMU-E(1) models: ............................................................................................................ 14
MVZ-A·AA4(7), SVZ-KP-NA and PVA-A·AA4(7) models: .................................................................... 15
4.4 Operation Mode ................................................................................................................................. 16
PVFY-A·NAMU-E, PVA-A·AA4, and MVZ-A·AA4 Models: ................................................................... 16
PVFY-A·NAMU-E1, PVA-A·AA7, MVZ-A·AA7 and SVZ-KP-NA Models: ............................................... 17
4.5 Attaching the enclosure to the Air Handler ........................................................................................... 18
4.6 Proper Support in the Horizontal Position for the Multi-Position Air Handler with Electric Heat Kit: ........... 26
4.7 Rotating circuit breaker orientation for Horizontal Left Installations: ........................................................ 27
5. Electrical Schematics ................................................................................................................................... 28
5.1 PVFY-A·NAMU-E(1) Models ............................................................................................................... 28
5.2 MVZ-A·AA4(7), SVZ-KP-NA and PVZ-A·AA4(7) Models ........................................................................ 31
5.3 MVZ-A·AA4(7), SVZ-KP-NA and PVZ-A·AA4(7) Models with SPTB1 (Separate Power Terminal Block) .... 34
Specifications are subject to change without notice. 2 © 2018 Mitsubishi Electric US, Inc.