TOTO CST446CUMG Aquia IV 1G 1.0 and 0.8 Gpf Dual Flush Toilet Instructions
Installations Instructions
Actual Product may vary slightly from illustration.
| Item | Part | Description |
| 1 | TCU446CRU#01 | Tank Lid – Cotton |
| TCU446CRU#03 | Tank Lid – Bone | |
| TCU446CRU#11 | Tank Lid – Colonial White | |
| TCU446CRU#12 | Tank Lid – Sedone Beige | |
| TCU446CRU#51 | Tank Lid – Ebony | |
| 2 | THU735#01-A | Push Button Assembly – Cotton |
| THU735#BN-A | Push Button Assembly – Brushed Nickel | |
| THU735#CP-A | Push Button Assembly – Chrome Plated | |
| THU735#PN-A | Push Button Assembly – Polished Nickel | |
| 3 | THU107 | Velcro Tape |
| 4 | TSU83.07-A | Fill Valve |
| 5 | THU737N-A | Flush Valve Assembly, 1.0gpf |
| 6 | THU651N | Seat Top Mounting Hardware |
| 7 | 9BU112E-A | Seal Gasket for Flush Valve (1 piece) |
| 8 | THU744 | Seal Gasket for Flush Valve (10 pieces) |
| 9 | 0GU181-A | 12″ Unifit Rough-in Template |
| 0GU182-A | 10″ & 14″ Unifit Rough-in Template | |
| 10 | THU741-A | Tank to Bowl Mounting Hardware |
| 11 | 9BU109E-A | Tank to Bowl Gasket |
| 12 | THU742#01-A | Toilet Mounting Hardware (for #01 & #11) |
| THU742#03-A | Toilet Mounting Hardware | |
| THU742#12-A | Toilet Mounting Hardware | |
| THU742#51-A | Toilet Mounting Hardware | |
| 13 | TSU08W.10 | Unifit Rough-in 10″ |
| TSU08W.12 | Unifit Rough-in 12″ | |
| TSU08W.14 | Unifit Rough-in 14″ |
Note
Product Number Explanations
| Two-piece Toilet | Tank | Bowl |
| (CST) Gravity Type Toilet | (ST) Tank | (CT) Bowl |
| (446) Model | (446) Model | (446) Model |
| (C) DYNAMAX TORNADO | (U) 1.0gpf | (C) DYNAMAX |
| FLUSH® | (M) Dual Flush | TORNADO FLUSH® |
| (U) 1.0gpf | (G) CEFIONTECT® | |
| (M) Dual Flushq | ||
| (G) CEFIONTECT® |
PD-01073 v.04
Parts Manual APR 2023
