Table Of Contents - Toshiba MMW-AP0481CHQ-E Installation Manual

Original instruction
Please read this Installation Manual carefully before installing the hot water module.
• This Manual describes the installation method of the hot water module.
• For installation of the outdoor unit, follow the Installation Manual attached to the outdoor unit.
ADOPTION OF R410A & R134a REFRIGERANT
This Hot Water Module uses R410A & R134a an environmentally friendly refrigerant.
This equipment complies with IEC 61000-3-11 provided that the system impedance is less than or equal to Zmax.
And with IEC61000-3-12 provided that the short-circuit power Ssc is greater than or equal to Ssc at the interface
point between the user's supply and public system. It is the responsibility of the installer or user of the equipment
to ensure, by consultation with the distribution network operator if necessary, that the equipment is connected only
to a supply with a short-circuit power Ssc greater than or equal to Ssc.
Model
MMW-AP0481CHQ-E
Contents
1 Precautions for safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Accessory parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3 System control of Hot Water Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4 Selection of installation place. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
6 Water piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
7 Drain piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
8 Refrigerant piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
9 Electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
10 Applicable controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
11 Test run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
12 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
13 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
14 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
1-EN
Ssc (kW)
900
- 1 -
2-EN